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1 /*! 2 * jQuery JavaScript Library v3.6.0 3 * https://jquery.com/ 4 * 5 * Includes Sizzle.js 6 * https://sizzlejs.com/ 7 * 8 * Copyright OpenJS Foundation and other contributors 9 * Released under the MIT license 10 * https://jquery.org/license 11 * 12 * Date: 2021-03-02T17:08Z 13 */ 14 ( function( global, factory ) { 15 16 "use strict"; 17 18 if ( typeof module === "object" && typeof module.exports === "object" ) { 19 20 // For CommonJS and CommonJS-like environments where a proper `window` 21 // is present, execute the factory and get jQuery. 22 // For environments that do not have a `window` with a `document` 23 // (such as Node.js), expose a factory as module.exports. 24 // This accentuates the need for the creation of a real `window`. 25 // e.g. var jQuery = require("jquery")(window); 26 // See ticket #14549 for more info. 27 module.exports = global.document ? 28 factory( global, true ) : 29 function( w ) { 30 if ( !w.document ) { 31 throw new Error( "jQuery requires a window with a document" ); 32 } 33 return factory( w ); 34 }; 35 } else { 36 factory( global ); 37 } 38 39 // Pass this if window is not defined yet 40 } )( typeof window !== "undefined" ? window : this, function( window, noGlobal ) { 41 42 // Edge <= 12 - 13+, Firefox <=18 - 45+, IE 10 - 11, Safari 5.1 - 9+, iOS 6 - 9.1 43 // throw exceptions when non-strict code (e.g., ASP.NET 4.5) accesses strict mode 44 // arguments.callee.caller (trac-13335). But as of jQuery 3.0 (2016), strict mode should be common 45 // enough that all such attempts are guarded in a try block. 46 "use strict"; 47 48 var arr = []; 49 50 var getProto = Object.getPrototypeOf; 51 52 var slice = arr.slice; 53 54 var flat = arr.flat ? function( array ) { 55 return arr.flat.call( array ); 56 } : function( array ) { 57 return arr.concat.apply( [], array ); 58 }; 59 60 61 var push = arr.push; 62 63 var indexOf = arr.indexOf; 64 65 var class2type = {}; 66 67 var toString = class2type.toString; 68 69 var hasOwn = class2type.hasOwnProperty; 70 71 var fnToString = hasOwn.toString; 72 73 var ObjectFunctionString = fnToString.call( Object ); 74 75 var support = {}; 76 77 var isFunction = function isFunction( obj ) { 78 79 // Support: Chrome <=57, Firefox <=52 80 // In some browsers, typeof returns "function" for HTML <object> elements 81 // (i.e., `typeof document.createElement( "object" ) === "function"`). 82 // We don't want to classify *any* DOM node as a function. 83 // Support: QtWeb <=3.8.5, WebKit <=534.34, wkhtmltopdf tool <=0.12.5 84 // Plus for old WebKit, typeof returns "function" for HTML collections 85 // (e.g., `typeof document.getElementsByTagName("div") === "function"`). (gh-4756) 86 return typeof obj === "function" && typeof obj.nodeType !== "number" && 87 typeof obj.item !== "function"; 88 }; 89 90 91 var isWindow = function isWindow( obj ) { 92 return obj != null && obj === obj.window; 93 }; 94 95 96 var document = window.document; 97 98 99 100 var preservedScriptAttributes = { 101 type: true, 102 src: true, 103 nonce: true, 104 noModule: true 105 }; 106 107 function DOMEval( code, node, doc ) { 108 doc = doc || document; 109 110 var i, val, 111 script = doc.createElement( "script" ); 112 113 script.text = code; 114 if ( node ) { 115 for ( i in preservedScriptAttributes ) { 116 117 // Support: Firefox 64+, Edge 18+ 118 // Some browsers don't support the "nonce" property on scripts. 119 // On the other hand, just using `getAttribute` is not enough as 120 // the `nonce` attribute is reset to an empty string whenever it 121 // becomes browsing-context connected. 122 // See https://github.com/whatwg/html/issues/2369 123 // See https://html.spec.whatwg.org/#nonce-attributes 124 // The `node.getAttribute` check was added for the sake of 125 // `jQuery.globalEval` so that it can fake a nonce-containing node 126 // via an object. 127 val = node[ i ] || node.getAttribute && node.getAttribute( i ); 128 if ( val ) { 129 script.setAttribute( i, val ); 130 } 131 } 132 } 133 doc.head.appendChild( script ).parentNode.removeChild( script ); 134 } 135 136 137 function toType( obj ) { 138 if ( obj == null ) { 139 return obj + ""; 140 } 141 142 // Support: Android <=2.3 only (functionish RegExp) 143 return typeof obj === "object" || typeof obj === "function" ? 144 class2type[ toString.call( obj ) ] || "object" : 145 typeof obj; 146 } 147 /* global Symbol */ 148 // Defining this global in .eslintrc.json would create a danger of using the global 149 // unguarded in another place, it seems safer to define global only for this module 150 151 152 153 var 154 version = "3.6.0", 155 156 // Define a local copy of jQuery 157 jQuery = function( selector, context ) { 158 159 // The jQuery object is actually just the init constructor 'enhanced' 160 // Need init if jQuery is called (just allow error to be thrown if not included) 161 return new jQuery.fn.init( selector, context ); 162 }; 163 164 jQuery.fn = jQuery.prototype = { 165 166 // The current version of jQuery being used 167 jquery: version, 168 169 constructor: jQuery, 170 171 // The default length of a jQuery object is 0 172 length: 0, 173 174 toArray: function() { 175 return slice.call( this ); 176 }, 177 178 // Get the Nth element in the matched element set OR 179 // Get the whole matched element set as a clean array 180 get: function( num ) { 181 182 // Return all the elements in a clean array 183 if ( num == null ) { 184 return slice.call( this ); 185 } 186 187 // Return just the one element from the set 188 return num < 0 ? this[ num + this.length ] : this[ num ]; 189 }, 190 191 // Take an array of elements and push it onto the stack 192 // (returning the new matched element set) 193 pushStack: function( elems ) { 194 195 // Build a new jQuery matched element set 196 var ret = jQuery.merge( this.constructor(), elems ); 197 198 // Add the old object onto the stack (as a reference) 199 ret.prevObject = this; 200 201 // Return the newly-formed element set 202 return ret; 203 }, 204 205 // Execute a callback for every element in the matched set. 206 each: function( callback ) { 207 return jQuery.each( this, callback ); 208 }, 209 210 map: function( callback ) { 211 return this.pushStack( jQuery.map( this, function( elem, i ) { 212 return callback.call( elem, i, elem ); 213 } ) ); 214 }, 215 216 slice: function() { 217 return this.pushStack( slice.apply( this, arguments ) ); 218 }, 219 220 first: function() { 221 return this.eq( 0 ); 222 }, 223 224 last: function() { 225 return this.eq( -1 ); 226 }, 227 228 even: function() { 229 return this.pushStack( jQuery.grep( this, function( _elem, i ) { 230 return ( i + 1 ) % 2; 231 } ) ); 232 }, 233 234 odd: function() { 235 return this.pushStack( jQuery.grep( this, function( _elem, i ) { 236 return i % 2; 237 } ) ); 238 }, 239 240 eq: function( i ) { 241 var len = this.length, 242 j = +i + ( i < 0 ? len : 0 ); 243 return this.pushStack( j >= 0 && j < len ? [ this[ j ] ] : [] ); 244 }, 245 246 end: function() { 247 return this.prevObject || this.constructor(); 248 }, 249 250 // For internal use only. 251 // Behaves like an Array's method, not like a jQuery method. 252 push: push, 253 sort: arr.sort, 254 splice: arr.splice 255 }; 256 257 jQuery.extend = jQuery.fn.extend = function() { 258 var options, name, src, copy, copyIsArray, clone, 259 target = arguments[ 0 ] || {}, 260 i = 1, 261 length = arguments.length, 262 deep = false; 263 264 // Handle a deep copy situation 265 if ( typeof target === "boolean" ) { 266 deep = target; 267 268 // Skip the boolean and the target 269 target = arguments[ i ] || {}; 270 i++; 271 } 272 273 // Handle case when target is a string or something (possible in deep copy) 274 if ( typeof target !== "object" && !isFunction( target ) ) { 275 target = {}; 276 } 277 278 // Extend jQuery itself if only one argument is passed 279 if ( i === length ) { 280 target = this; 281 i--; 282 } 283 284 for ( ; i < length; i++ ) { 285 286 // Only deal with non-null/undefined values 287 if ( ( options = arguments[ i ] ) != null ) { 288 289 // Extend the base object 290 for ( name in options ) { 291 copy = options[ name ]; 292 293 // Prevent Object.prototype pollution 294 // Prevent never-ending loop 295 if ( name === "__proto__" || target === copy ) { 296 continue; 297 } 298 299 // Recurse if we're merging plain objects or arrays 300 if ( deep && copy && ( jQuery.isPlainObject( copy ) || 301 ( copyIsArray = Array.isArray( copy ) ) ) ) { 302 src = target[ name ]; 303 304 // Ensure proper type for the source value 305 if ( copyIsArray && !Array.isArray( src ) ) { 306 clone = []; 307 } else if ( !copyIsArray && !jQuery.isPlainObject( src ) ) { 308 clone = {}; 309 } else { 310 clone = src; 311 } 312 copyIsArray = false; 313 314 // Never move original objects, clone them 315 target[ name ] = jQuery.extend( deep, clone, copy ); 316 317 // Don't bring in undefined values 318 } else if ( copy !== undefined ) { 319 target[ name ] = copy; 320 } 321 } 322 } 323 } 324 325 // Return the modified object 326 return target; 327 }; 328 329 jQuery.extend( { 330 331 // Unique for each copy of jQuery on the page 332 expando: "jQuery" + ( version + Math.random() ).replace( /\D/g, "" ), 333 334 // Assume jQuery is ready without the ready module 335 isReady: true, 336 337 error: function( msg ) { 338 throw new Error( msg ); 339 }, 340 341 noop: function() {}, 342 343 isPlainObject: function( obj ) { 344 var proto, Ctor; 345 346 // Detect obvious negatives 347 // Use toString instead of jQuery.type to catch host objects 348 if ( !obj || toString.call( obj ) !== "[object Object]" ) { 349 return false; 350 } 351 352 proto = getProto( obj ); 353 354 // Objects with no prototype (e.g., `Object.create( null )`) are plain 355 if ( !proto ) { 356 return true; 357 } 358 359 // Objects with prototype are plain iff they were constructed by a global Object function 360 Ctor = hasOwn.call( proto, "constructor" ) && proto.constructor; 361 return typeof Ctor === "function" && fnToString.call( Ctor ) === ObjectFunctionString; 362 }, 363 364 isEmptyObject: function( obj ) { 365 var name; 366 367 for ( name in obj ) { 368 return false; 369 } 370 return true; 371 }, 372 373 // Evaluates a script in a provided context; falls back to the global one 374 // if not specified. 375 globalEval: function( code, options, doc ) { 376 DOMEval( code, { nonce: options && options.nonce }, doc ); 377 }, 378 379 each: function( obj, callback ) { 380 var length, i = 0; 381 382 if ( isArrayLike( obj ) ) { 383 length = obj.length; 384 for ( ; i < length; i++ ) { 385 if ( callback.call( obj[ i ], i, obj[ i ] ) === false ) { 386 break; 387 } 388 } 389 } else { 390 for ( i in obj ) { 391 if ( callback.call( obj[ i ], i, obj[ i ] ) === false ) { 392 break; 393 } 394 } 395 } 396 397 return obj; 398 }, 399 400 // results is for internal usage only 401 makeArray: function( arr, results ) { 402 var ret = results || []; 403 404 if ( arr != null ) { 405 if ( isArrayLike( Object( arr ) ) ) { 406 jQuery.merge( ret, 407 typeof arr === "string" ? 408 [ arr ] : arr 409 ); 410 } else { 411 push.call( ret, arr ); 412 } 413 } 414 415 return ret; 416 }, 417 418 inArray: function( elem, arr, i ) { 419 return arr == null ? -1 : indexOf.call( arr, elem, i ); 420 }, 421 422 // Support: Android <=4.0 only, PhantomJS 1 only 423 // push.apply(_, arraylike) throws on ancient WebKit 424 merge: function( first, second ) { 425 var len = +second.length, 426 j = 0, 427 i = first.length; 428 429 for ( ; j < len; j++ ) { 430 first[ i++ ] = second[ j ]; 431 } 432 433 first.length = i; 434 435 return first; 436 }, 437 438 grep: function( elems, callback, invert ) { 439 var callbackInverse, 440 matches = [], 441 i = 0, 442 length = elems.length, 443 callbackExpect = !invert; 444 445 // Go through the array, only saving the items 446 // that pass the validator function 447 for ( ; i < length; i++ ) { 448 callbackInverse = !callback( elems[ i ], i ); 449 if ( callbackInverse !== callbackExpect ) { 450 matches.push( elems[ i ] ); 451 } 452 } 453 454 return matches; 455 }, 456 457 // arg is for internal usage only 458 map: function( elems, callback, arg ) { 459 var length, value, 460 i = 0, 461 ret = []; 462 463 // Go through the array, translating each of the items to their new values 464 if ( isArrayLike( elems ) ) { 465 length = elems.length; 466 for ( ; i < length; i++ ) { 467 value = callback( elems[ i ], i, arg ); 468 469 if ( value != null ) { 470 ret.push( value ); 471 } 472 } 473 474 // Go through every key on the object, 475 } else { 476 for ( i in elems ) { 477 value = callback( elems[ i ], i, arg ); 478 479 if ( value != null ) { 480 ret.push( value ); 481 } 482 } 483 } 484 485 // Flatten any nested arrays 486 return flat( ret ); 487 }, 488 489 // A global GUID counter for objects 490 guid: 1, 491 492 // jQuery.support is not used in Core but other projects attach their 493 // properties to it so it needs to exist. 494 support: support 495 } ); 496 497 if ( typeof Symbol === "function" ) { 498 jQuery.fn[ Symbol.iterator ] = arr[ Symbol.iterator ]; 499 } 500 501 // Populate the class2type map 502 jQuery.each( "Boolean Number String Function Array Date RegExp Object Error Symbol".split( " " ), 503 function( _i, name ) { 504 class2type[ "[object " + name + "]" ] = name.toLowerCase(); 505 } ); 506 507 function isArrayLike( obj ) { 508 509 // Support: real iOS 8.2 only (not reproducible in simulator) 510 // `in` check used to prevent JIT error (gh-2145) 511 // hasOwn isn't used here due to false negatives 512 // regarding Nodelist length in IE 513 var length = !!obj && "length" in obj && obj.length, 514 type = toType( obj ); 515 516 if ( isFunction( obj ) || isWindow( obj ) ) { 517 return false; 518 } 519 520 return type === "array" || length === 0 || 521 typeof length === "number" && length > 0 && ( length - 1 ) in obj; 522 } 523 var Sizzle = 524 /*! 525 * Sizzle CSS Selector Engine v2.3.6 526 * https://sizzlejs.com/ 527 * 528 * Copyright JS Foundation and other contributors 529 * Released under the MIT license 530 * https://js.foundation/ 531 * 532 * Date: 2021-02-16 533 */ 534 ( function( window ) { 535 var i, 536 support, 537 Expr, 538 getText, 539 isXML, 540 tokenize, 541 compile, 542 select, 543 outermostContext, 544 sortInput, 545 hasDuplicate, 546 547 // Local document vars 548 setDocument, 549 document, 550 docElem, 551 documentIsHTML, 552 rbuggyQSA, 553 rbuggyMatches, 554 matches, 555 contains, 556 557 // Instance-specific data 558 expando = "sizzle" + 1 * new Date(), 559 preferredDoc = window.document, 560 dirruns = 0, 561 done = 0, 562 classCache = createCache(), 563 tokenCache = createCache(), 564 compilerCache = createCache(), 565 nonnativeSelectorCache = createCache(), 566 sortOrder = function( a, b ) { 567 if ( a === b ) { 568 hasDuplicate = true; 569 } 570 return 0; 571 }, 572 573 // Instance methods 574 hasOwn = ( {} ).hasOwnProperty, 575 arr = [], 576 pop = arr.pop, 577 pushNative = arr.push, 578 push = arr.push, 579 slice = arr.slice, 580 581 // Use a stripped-down indexOf as it's faster than native 582 // https://jsperf.com/thor-indexof-vs-for/5 583 indexOf = function( list, elem ) { 584 var i = 0, 585 len = list.length; 586 for ( ; i < len; i++ ) { 587 if ( list[ i ] === elem ) { 588 return i; 589 } 590 } 591 return -1; 592 }, 593 594 booleans = "checked|selected|async|autofocus|autoplay|controls|defer|disabled|hidden|" + 595 "ismap|loop|multiple|open|readonly|required|scoped", 596 597 // Regular expressions 598 599 // http://www.w3.org/TR/css3-selectors/#whitespace 600 whitespace = "[\\x20\\t\\r\\n\\f]", 601 602 // https://www.w3.org/TR/css-syntax-3/#ident-token-diagram 603 identifier = "(?:\\\\[\\da-fA-F]{1,6}" + whitespace + 604 "?|\\\\[^\\r\\n\\f]|[\\w-]|[^\0-\\x7f])+", 605 606 // Attribute selectors: http://www.w3.org/TR/selectors/#attribute-selectors 607 attributes = "\\[" + whitespace + "*(" + identifier + ")(?:" + whitespace + 608 609 // Operator (capture 2) 610 "*([*^$|!~]?=)" + whitespace + 611 612 // "Attribute values must be CSS identifiers [capture 5] 613 // or strings [capture 3 or capture 4]" 614 "*(?:'((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\"|(" + identifier + "))|)" + 615 whitespace + "*\\]", 616 617 pseudos = ":(" + identifier + ")(?:\\((" + 618 619 // To reduce the number of selectors needing tokenize in the preFilter, prefer arguments: 620 // 1. quoted (capture 3; capture 4 or capture 5) 621 "('((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\")|" + 622 623 // 2. simple (capture 6) 624 "((?:\\\\.|[^\\\\()[\\]]|" + attributes + ")*)|" + 625 626 // 3. anything else (capture 2) 627 ".*" + 628 ")\\)|)", 629 630 // Leading and non-escaped trailing whitespace, capturing some non-whitespace characters preceding the latter 631 rwhitespace = new RegExp( whitespace + "+", "g" ), 632 rtrim = new RegExp( "^" + whitespace + "+|((?:^|[^\\\\])(?:\\\\.)*)" + 633 whitespace + "+$", "g" ), 634 635 rcomma = new RegExp( "^" + whitespace + "*," + whitespace + "*" ), 636 rcombinators = new RegExp( "^" + whitespace + "*([>+~]|" + whitespace + ")" + whitespace + 637 "*" ), 638 rdescend = new RegExp( whitespace + "|>" ), 639 640 rpseudo = new RegExp( pseudos ), 641 ridentifier = new RegExp( "^" + identifier + "$" ), 642 643 matchExpr = { 644 "ID": new RegExp( "^#(" + identifier + ")" ), 645 "CLASS": new RegExp( "^\\.(" + identifier + ")" ), 646 "TAG": new RegExp( "^(" + identifier + "|[*])" ), 647 "ATTR": new RegExp( "^" + attributes ), 648 "PSEUDO": new RegExp( "^" + pseudos ), 649 "CHILD": new RegExp( "^:(only|first|last|nth|nth-last)-(child|of-type)(?:\\(" + 650 whitespace + "*(even|odd|(([+-]|)(\\d*)n|)" + whitespace + "*(?:([+-]|)" + 651 whitespace + "*(\\d+)|))" + whitespace + "*\\)|)", "i" ), 652 "bool": new RegExp( "^(?:" + booleans + ")$", "i" ), 653 654 // For use in libraries implementing .is() 655 // We use this for POS matching in `select` 656 "needsContext": new RegExp( "^" + whitespace + 657 "*[>+~]|:(even|odd|eq|gt|lt|nth|first|last)(?:\\(" + whitespace + 658 "*((?:-\\d)?\\d*)" + whitespace + "*\\)|)(?=[^-]|$)", "i" ) 659 }, 660 661 rhtml = /HTML$/i, 662 rinputs = /^(?:input|select|textarea|button)$/i, 663 rheader = /^h\d$/i, 664 665 rnative = /^[^{]+\{\s*\[native \w/, 666 667 // Easily-parseable/retrievable ID or TAG or CLASS selectors 668 rquickExpr = /^(?:#([\w-]+)|(\w+)|\.([\w-]+))$/, 669 670 rsibling = /[+~]/, 671 672 // CSS escapes 673 // http://www.w3.org/TR/CSS21/syndata.html#escaped-characters 674 runescape = new RegExp( "\\\\[\\da-fA-F]{1,6}" + whitespace + "?|\\\\([^\\r\\n\\f])", "g" ), 675 funescape = function( escape, nonHex ) { 676 var high = "0x" + escape.slice( 1 ) - 0x10000; 677 678 return nonHex ? 679 680 // Strip the backslash prefix from a non-hex escape sequence 681 nonHex : 682 683 // Replace a hexadecimal escape sequence with the encoded Unicode code point 684 // Support: IE <=11+ 685 // For values outside the Basic Multilingual Plane (BMP), manually construct a 686 // surrogate pair 687 high < 0 ? 688 String.fromCharCode( high + 0x10000 ) : 689 String.fromCharCode( high >> 10 | 0xD800, high & 0x3FF | 0xDC00 ); 690 }, 691 692 // CSS string/identifier serialization 693 // https://drafts.csswg.org/cssom/#common-serializing-idioms 694 rcssescape = /([\0-\x1f\x7f]|^-?\d)|^-$|[^\0-\x1f\x7f-\uFFFF\w-]/g, 695 fcssescape = function( ch, asCodePoint ) { 696 if ( asCodePoint ) { 697 698 // U+0000 NULL becomes U+FFFD REPLACEMENT CHARACTER 699 if ( ch === "\0" ) { 700 return "\uFFFD"; 701 } 702 703 // Control characters and (dependent upon position) numbers get escaped as code points 704 return ch.slice( 0, -1 ) + "\\" + 705 ch.charCodeAt( ch.length - 1 ).toString( 16 ) + " "; 706 } 707 708 // Other potentially-special ASCII characters get backslash-escaped 709 return "\\" + ch; 710 }, 711 712 // Used for iframes 713 // See setDocument() 714 // Removing the function wrapper causes a "Permission Denied" 715 // error in IE 716 unloadHandler = function() { 717 setDocument(); 718 }, 719 720 inDisabledFieldset = addCombinator( 721 function( elem ) { 722 return elem.disabled === true && elem.nodeName.toLowerCase() === "fieldset"; 723 }, 724 { dir: "parentNode", next: "legend" } 725 ); 726 727 // Optimize for push.apply( _, NodeList ) 728 try { 729 push.apply( 730 ( arr = slice.call( preferredDoc.childNodes ) ), 731 preferredDoc.childNodes 732 ); 733 734 // Support: Android<4.0 735 // Detect silently failing push.apply 736 // eslint-disable-next-line no-unused-expressions 737 arr[ preferredDoc.childNodes.length ].nodeType; 738 } catch ( e ) { 739 push = { apply: arr.length ? 740 741 // Leverage slice if possible 742 function( target, els ) { 743 pushNative.apply( target, slice.call( els ) ); 744 } : 745 746 // Support: IE<9 747 // Otherwise append directly 748 function( target, els ) { 749 var j = target.length, 750 i = 0; 751 752 // Can't trust NodeList.length 753 while ( ( target[ j++ ] = els[ i++ ] ) ) {} 754 target.length = j - 1; 755 } 756 }; 757 } 758 759 function Sizzle( selector, context, results, seed ) { 760 var m, i, elem, nid, match, groups, newSelector, 761 newContext = context && context.ownerDocument, 762 763 // nodeType defaults to 9, since context defaults to document 764 nodeType = context ? context.nodeType : 9; 765 766 results = results || []; 767 768 // Return early from calls with invalid selector or context 769 if ( typeof selector !== "string" || !selector || 770 nodeType !== 1 && nodeType !== 9 && nodeType !== 11 ) { 771 772 return results; 773 } 774 775 // Try to shortcut find operations (as opposed to filters) in HTML documents 776 if ( !seed ) { 777 setDocument( context ); 778 context = context || document; 779 780 if ( documentIsHTML ) { 781 782 // If the selector is sufficiently simple, try using a "get*By*" DOM method 783 // (excepting DocumentFragment context, where the methods don't exist) 784 if ( nodeType !== 11 && ( match = rquickExpr.exec( selector ) ) ) { 785 786 // ID selector 787 if ( ( m = match[ 1 ] ) ) { 788 789 // Document context 790 if ( nodeType === 9 ) { 791 if ( ( elem = context.getElementById( m ) ) ) { 792 793 // Support: IE, Opera, Webkit 794 // TODO: identify versions 795 // getElementById can match elements by name instead of ID 796 if ( elem.id === m ) { 797 results.push( elem ); 798 return results; 799 } 800 } else { 801 return results; 802 } 803 804 // Element context 805 } else { 806 807 // Support: IE, Opera, Webkit 808 // TODO: identify versions 809 // getElementById can match elements by name instead of ID 810 if ( newContext && ( elem = newContext.getElementById( m ) ) && 811 contains( context, elem ) && 812 elem.id === m ) { 813 814 results.push( elem ); 815 return results; 816 } 817 } 818 819 // Type selector 820 } else if ( match[ 2 ] ) { 821 push.apply( results, context.getElementsByTagName( selector ) ); 822 return results; 823 824 // Class selector 825 } else if ( ( m = match[ 3 ] ) && support.getElementsByClassName && 826 context.getElementsByClassName ) { 827 828 push.apply( results, context.getElementsByClassName( m ) ); 829 return results; 830 } 831 } 832 833 // Take advantage of querySelectorAll 834 if ( support.qsa && 835 !nonnativeSelectorCache[ selector + " " ] && 836 ( !rbuggyQSA || !rbuggyQSA.test( selector ) ) && 837 838 // Support: IE 8 only 839 // Exclude object elements 840 ( nodeType !== 1 || context.nodeName.toLowerCase() !== "object" ) ) { 841 842 newSelector = selector; 843 newContext = context; 844 845 // qSA considers elements outside a scoping root when evaluating child or 846 // descendant combinators, which is not what we want. 847 // In such cases, we work around the behavior by prefixing every selector in the 848 // list with an ID selector referencing the scope context. 849 // The technique has to be used as well when a leading combinator is used 850 // as such selectors are not recognized by querySelectorAll. 851 // Thanks to Andrew Dupont for this technique. 852 if ( nodeType === 1 && 853 ( rdescend.test( selector ) || rcombinators.test( selector ) ) ) { 854 855 // Expand context for sibling selectors 856 newContext = rsibling.test( selector ) && testContext( context.parentNode ) || 857 context; 858 859 // We can use :scope instead of the ID hack if the browser 860 // supports it & if we're not changing the context. 861 if ( newContext !== context || !support.scope ) { 862 863 // Capture the context ID, setting it first if necessary 864 if ( ( nid = context.getAttribute( "id" ) ) ) { 865 nid = nid.replace( rcssescape, fcssescape ); 866 } else { 867 context.setAttribute( "id", ( nid = expando ) ); 868 } 869 } 870 871 // Prefix every selector in the list 872 groups = tokenize( selector ); 873 i = groups.length; 874 while ( i-- ) { 875 groups[ i ] = ( nid ? "#" + nid : ":scope" ) + " " + 876 toSelector( groups[ i ] ); 877 } 878 newSelector = groups.join( "," ); 879 } 880 881 try { 882 push.apply( results, 883 newContext.querySelectorAll( newSelector ) 884 ); 885 return results; 886 } catch ( qsaError ) { 887 nonnativeSelectorCache( selector, true ); 888 } finally { 889 if ( nid === expando ) { 890 context.removeAttribute( "id" ); 891 } 892 } 893 } 894 } 895 } 896 897 // All others 898 return select( selector.replace( rtrim, "$1" ), context, results, seed ); 899 } 900 901 /** 902 * Create key-value caches of limited size 903 * @returns {function(string, object)} Returns the Object data after storing it on itself with 904 * property name the (space-suffixed) string and (if the cache is larger than Expr.cacheLength) 905 * deleting the oldest entry 906 */ 907 function createCache() { 908 var keys = []; 909 910 function cache( key, value ) { 911 912 // Use (key + " ") to avoid collision with native prototype properties (see Issue #157) 913 if ( keys.push( key + " " ) > Expr.cacheLength ) { 914 915 // Only keep the most recent entries 916 delete cache[ keys.shift() ]; 917 } 918 return ( cache[ key + " " ] = value ); 919 } 920 return cache; 921 } 922 923 /** 924 * Mark a function for special use by Sizzle 925 * @param {Function} fn The function to mark 926 */ 927 function markFunction( fn ) { 928 fn[ expando ] = true; 929 return fn; 930 } 931 932 /** 933 * Support testing using an element 934 * @param {Function} fn Passed the created element and returns a boolean result 935 */ 936 function assert( fn ) { 937 var el = document.createElement( "fieldset" ); 938 939 try { 940 return !!fn( el ); 941 } catch ( e ) { 942 return false; 943 } finally { 944 945 // Remove from its parent by default 946 if ( el.parentNode ) { 947 el.parentNode.removeChild( el ); 948 } 949 950 // release memory in IE 951 el = null; 952 } 953 } 954 955 /** 956 * Adds the same handler for all of the specified attrs 957 * @param {String} attrs Pipe-separated list of attributes 958 * @param {Function} handler The method that will be applied 959 */ 960 function addHandle( attrs, handler ) { 961 var arr = attrs.split( "|" ), 962 i = arr.length; 963 964 while ( i-- ) { 965 Expr.attrHandle[ arr[ i ] ] = handler; 966 } 967 } 968 969 /** 970 * Checks document order of two siblings 971 * @param {Element} a 972 * @param {Element} b 973 * @returns {Number} Returns less than 0 if a precedes b, greater than 0 if a follows b 974 */ 975 function siblingCheck( a, b ) { 976 var cur = b && a, 977 diff = cur && a.nodeType === 1 && b.nodeType === 1 && 978 a.sourceIndex - b.sourceIndex; 979 980 // Use IE sourceIndex if available on both nodes 981 if ( diff ) { 982 return diff; 983 } 984 985 // Check if b follows a 986 if ( cur ) { 987 while ( ( cur = cur.nextSibling ) ) { 988 if ( cur === b ) { 989 return -1; 990 } 991 } 992 } 993 994 return a ? 1 : -1; 995 } 996 997 /** 998 * Returns a function to use in pseudos for input types 999 * @param {String} type 1000 */ 1001 function createInputPseudo( type ) { 1002 return function( elem ) { 1003 var name = elem.nodeName.toLowerCase(); 1004 return name === "input" && elem.type === type; 1005 }; 1006 } 1007 1008 /** 1009 * Returns a function to use in pseudos for buttons 1010 * @param {String} type 1011 */ 1012 function createButtonPseudo( type ) { 1013 return function( elem ) { 1014 var name = elem.nodeName.toLowerCase(); 1015 return ( name === "input" || name === "button" ) && elem.type === type; 1016 }; 1017 } 1018 1019 /** 1020 * Returns a function to use in pseudos for :enabled/:disabled 1021 * @param {Boolean} disabled true for :disabled; false for :enabled 1022 */ 1023 function createDisabledPseudo( disabled ) { 1024 1025 // Known :disabled false positives: fieldset[disabled] > legend:nth-of-type(n+2) :can-disable 1026 return function( elem ) { 1027 1028 // Only certain elements can match :enabled or :disabled 1029 // https://html.spec.whatwg.org/multipage/scripting.html#selector-enabled 1030 // https://html.spec.whatwg.org/multipage/scripting.html#selector-disabled 1031 if ( "form" in elem ) { 1032 1033 // Check for inherited disabledness on relevant non-disabled elements: 1034 // * listed form-associated elements in a disabled fieldset 1035 // https://html.spec.whatwg.org/multipage/forms.html#category-listed 1036 // https://html.spec.whatwg.org/multipage/forms.html#concept-fe-disabled 1037 // * option elements in a disabled optgroup 1038 // https://html.spec.whatwg.org/multipage/forms.html#concept-option-disabled 1039 // All such elements have a "form" property. 1040 if ( elem.parentNode && elem.disabled === false ) { 1041 1042 // Option elements defer to a parent optgroup if present 1043 if ( "label" in elem ) { 1044 if ( "label" in elem.parentNode ) { 1045 return elem.parentNode.disabled === disabled; 1046 } else { 1047 return elem.disabled === disabled; 1048 } 1049 } 1050 1051 // Support: IE 6 - 11 1052 // Use the isDisabled shortcut property to check for disabled fieldset ancestors 1053 return elem.isDisabled === disabled || 1054 1055 // Where there is no isDisabled, check manually 1056 /* jshint -W018 */ 1057 elem.isDisabled !== !disabled && 1058 inDisabledFieldset( elem ) === disabled; 1059 } 1060 1061 return elem.disabled === disabled; 1062 1063 // Try to winnow out elements that can't be disabled before trusting the disabled property. 1064 // Some victims get caught in our net (label, legend, menu, track), but it shouldn't 1065 // even exist on them, let alone have a boolean value. 1066 } else if ( "label" in elem ) { 1067 return elem.disabled === disabled; 1068 } 1069 1070 // Remaining elements are neither :enabled nor :disabled 1071 return false; 1072 }; 1073 } 1074 1075 /** 1076 * Returns a function to use in pseudos for positionals 1077 * @param {Function} fn 1078 */ 1079 function createPositionalPseudo( fn ) { 1080 return markFunction( function( argument ) { 1081 argument = +argument; 1082 return markFunction( function( seed, matches ) { 1083 var j, 1084 matchIndexes = fn( [], seed.length, argument ), 1085 i = matchIndexes.length; 1086 1087 // Match elements found at the specified indexes 1088 while ( i-- ) { 1089 if ( seed[ ( j = matchIndexes[ i ] ) ] ) { 1090 seed[ j ] = !( matches[ j ] = seed[ j ] ); 1091 } 1092 } 1093 } ); 1094 } ); 1095 } 1096 1097 /** 1098 * Checks a node for validity as a Sizzle context 1099 * @param {Element|Object=} context 1100 * @returns {Element|Object|Boolean} The input node if acceptable, otherwise a falsy value 1101 */ 1102 function testContext( context ) { 1103 return context && typeof context.getElementsByTagName !== "undefined" && context; 1104 } 1105 1106 // Expose support vars for convenience 1107 support = Sizzle.support = {}; 1108 1109 /** 1110 * Detects XML nodes 1111 * @param {Element|Object} elem An element or a document 1112 * @returns {Boolean} True iff elem is a non-HTML XML node 1113 */ 1114 isXML = Sizzle.isXML = function( elem ) { 1115 var namespace = elem && elem.namespaceURI, 1116 docElem = elem && ( elem.ownerDocument || elem ).documentElement; 1117 1118 // Support: IE <=8 1119 // Assume HTML when documentElement doesn't yet exist, such as inside loading iframes 1120 // https://bugs.jquery.com/ticket/4833 1121 return !rhtml.test( namespace || docElem && docElem.nodeName || "HTML" ); 1122 }; 1123 1124 /** 1125 * Sets document-related variables once based on the current document 1126 * @param {Element|Object} [doc] An element or document object to use to set the document 1127 * @returns {Object} Returns the current document 1128 */ 1129 setDocument = Sizzle.setDocument = function( node ) { 1130 var hasCompare, subWindow, 1131 doc = node ? node.ownerDocument || node : preferredDoc; 1132 1133 // Return early if doc is invalid or already selected 1134 // Support: IE 11+, Edge 17 - 18+ 1135 // IE/Edge sometimes throw a "Permission denied" error when strict-comparing 1136 // two documents; shallow comparisons work. 1137 // eslint-disable-next-line eqeqeq 1138 if ( doc == document || doc.nodeType !== 9 || !doc.documentElement ) { 1139 return document; 1140 } 1141 1142 // Update global variables 1143 document = doc; 1144 docElem = document.documentElement; 1145 documentIsHTML = !isXML( document ); 1146 1147 // Support: IE 9 - 11+, Edge 12 - 18+ 1148 // Accessing iframe documents after unload throws "permission denied" errors (jQuery #13936) 1149 // Support: IE 11+, Edge 17 - 18+ 1150 // IE/Edge sometimes throw a "Permission denied" error when strict-comparing 1151 // two documents; shallow comparisons work. 1152 // eslint-disable-next-line eqeqeq 1153 if ( preferredDoc != document && 1154 ( subWindow = document.defaultView ) && subWindow.top !== subWindow ) { 1155 1156 // Support: IE 11, Edge 1157 if ( subWindow.addEventListener ) { 1158 subWindow.addEventListener( "unload", unloadHandler, false ); 1159 1160 // Support: IE 9 - 10 only 1161 } else if ( subWindow.attachEvent ) { 1162 subWindow.attachEvent( "onunload", unloadHandler ); 1163 } 1164 } 1165 1166 // Support: IE 8 - 11+, Edge 12 - 18+, Chrome <=16 - 25 only, Firefox <=3.6 - 31 only, 1167 // Safari 4 - 5 only, Opera <=11.6 - 12.x only 1168 // IE/Edge & older browsers don't support the :scope pseudo-class. 1169 // Support: Safari 6.0 only 1170 // Safari 6.0 supports :scope but it's an alias of :root there. 1171 support.scope = assert( function( el ) { 1172 docElem.appendChild( el ).appendChild( document.createElement( "div" ) ); 1173 return typeof el.querySelectorAll !== "undefined" && 1174 !el.querySelectorAll( ":scope fieldset div" ).length; 1175 } ); 1176 1177 /* Attributes 1178 ---------------------------------------------------------------------- */ 1179 1180 // Support: IE<8 1181 // Verify that getAttribute really returns attributes and not properties 1182 // (excepting IE8 booleans) 1183 support.attributes = assert( function( el ) { 1184 el.className = "i"; 1185 return !el.getAttribute( "className" ); 1186 } ); 1187 1188 /* getElement(s)By* 1189 ---------------------------------------------------------------------- */ 1190 1191 // Check if getElementsByTagName("*") returns only elements 1192 support.getElementsByTagName = assert( function( el ) { 1193 el.appendChild( document.createComment( "" ) ); 1194 return !el.getElementsByTagName( "*" ).length; 1195 } ); 1196 1197 // Support: IE<9 1198 support.getElementsByClassName = rnative.test( document.getElementsByClassName ); 1199 1200 // Support: IE<10 1201 // Check if getElementById returns elements by name 1202 // The broken getElementById methods don't pick up programmatically-set names, 1203 // so use a roundabout getElementsByName test 1204 support.getById = assert( function( el ) { 1205 docElem.appendChild( el ).id = expando; 1206 return !document.getElementsByName || !document.getElementsByName( expando ).length; 1207 } ); 1208 1209 // ID filter and find 1210 if ( support.getById ) { 1211 Expr.filter[ "ID" ] = function( id ) { 1212 var attrId = id.replace( runescape, funescape ); 1213 return function( elem ) { 1214 return elem.getAttribute( "id" ) === attrId; 1215 }; 1216 }; 1217 Expr.find[ "ID" ] = function( id, context ) { 1218 if ( typeof context.getElementById !== "undefined" && documentIsHTML ) { 1219 var elem = context.getElementById( id ); 1220 return elem ? [ elem ] : []; 1221 } 1222 }; 1223 } else { 1224 Expr.filter[ "ID" ] = function( id ) { 1225 var attrId = id.replace( runescape, funescape ); 1226 return function( elem ) { 1227 var node = typeof elem.getAttributeNode !== "undefined" && 1228 elem.getAttributeNode( "id" ); 1229 return node && node.value === attrId; 1230 }; 1231 }; 1232 1233 // Support: IE 6 - 7 only 1234 // getElementById is not reliable as a find shortcut 1235 Expr.find[ "ID" ] = function( id, context ) { 1236 if ( typeof context.getElementById !== "undefined" && documentIsHTML ) { 1237 var node, i, elems, 1238 elem = context.getElementById( id ); 1239 1240 if ( elem ) { 1241 1242 // Verify the id attribute 1243 node = elem.getAttributeNode( "id" ); 1244 if ( node && node.value === id ) { 1245 return [ elem ]; 1246 } 1247 1248 // Fall back on getElementsByName 1249 elems = context.getElementsByName( id ); 1250 i = 0; 1251 while ( ( elem = elems[ i++ ] ) ) { 1252 node = elem.getAttributeNode( "id" ); 1253 if ( node && node.value === id ) { 1254 return [ elem ]; 1255 } 1256 } 1257 } 1258 1259 return []; 1260 } 1261 }; 1262 } 1263 1264 // Tag 1265 Expr.find[ "TAG" ] = support.getElementsByTagName ? 1266 function( tag, context ) { 1267 if ( typeof context.getElementsByTagName !== "undefined" ) { 1268 return context.getElementsByTagName( tag ); 1269 1270 // DocumentFragment nodes don't have gEBTN 1271 } else if ( support.qsa ) { 1272 return context.querySelectorAll( tag ); 1273 } 1274 } : 1275 1276 function( tag, context ) { 1277 var elem, 1278 tmp = [], 1279 i = 0, 1280 1281 // By happy coincidence, a (broken) gEBTN appears on DocumentFragment nodes too 1282 results = context.getElementsByTagName( tag ); 1283 1284 // Filter out possible comments 1285 if ( tag === "*" ) { 1286 while ( ( elem = results[ i++ ] ) ) { 1287 if ( elem.nodeType === 1 ) { 1288 tmp.push( elem ); 1289 } 1290 } 1291 1292 return tmp; 1293 } 1294 return results; 1295 }; 1296 1297 // Class 1298 Expr.find[ "CLASS" ] = support.getElementsByClassName && function( className, context ) { 1299 if ( typeof context.getElementsByClassName !== "undefined" && documentIsHTML ) { 1300 return context.getElementsByClassName( className ); 1301 } 1302 }; 1303 1304 /* QSA/matchesSelector 1305 ---------------------------------------------------------------------- */ 1306 1307 // QSA and matchesSelector support 1308 1309 // matchesSelector(:active) reports false when true (IE9/Opera 11.5) 1310 rbuggyMatches = []; 1311 1312 // qSa(:focus) reports false when true (Chrome 21) 1313 // We allow this because of a bug in IE8/9 that throws an error 1314 // whenever `document.activeElement` is accessed on an iframe 1315 // So, we allow :focus to pass through QSA all the time to avoid the IE error 1316 // See https://bugs.jquery.com/ticket/13378 1317 rbuggyQSA = []; 1318 1319 if ( ( support.qsa = rnative.test( document.querySelectorAll ) ) ) { 1320 1321 // Build QSA regex 1322 // Regex strategy adopted from Diego Perini 1323 assert( function( el ) { 1324 1325 var input; 1326 1327 // Select is set to empty string on purpose 1328 // This is to test IE's treatment of not explicitly 1329 // setting a boolean content attribute, 1330 // since its presence should be enough 1331 // https://bugs.jquery.com/ticket/12359 1332 docElem.appendChild( el ).innerHTML = "<a id='" + expando + "'></a>" + 1333 "<select id='" + expando + "-\r\\' msallowcapture=''>" + 1334 "<option selected=''></option></select>"; 1335 1336 // Support: IE8, Opera 11-12.16 1337 // Nothing should be selected when empty strings follow ^= or $= or *= 1338 // The test attribute must be unknown in Opera but "safe" for WinRT 1339 // https://msdn.microsoft.com/en-us/library/ie/hh465388.aspx#attribute_section 1340 if ( el.querySelectorAll( "[msallowcapture^='']" ).length ) { 1341 rbuggyQSA.push( "[*^$]=" + whitespace + "*(?:''|\"\")" ); 1342 } 1343 1344 // Support: IE8 1345 // Boolean attributes and "value" are not treated correctly 1346 if ( !el.querySelectorAll( "[selected]" ).length ) { 1347 rbuggyQSA.push( "\\[" + whitespace + "*(?:value|" + booleans + ")" ); 1348 } 1349 1350 // Support: Chrome<29, Android<4.4, Safari<7.0+, iOS<7.0+, PhantomJS<1.9.8+ 1351 if ( !el.querySelectorAll( "[id~=" + expando + "-]" ).length ) { 1352 rbuggyQSA.push( "~=" ); 1353 } 1354 1355 // Support: IE 11+, Edge 15 - 18+ 1356 // IE 11/Edge don't find elements on a `[name='']` query in some cases. 1357 // Adding a temporary attribute to the document before the selection works 1358 // around the issue. 1359 // Interestingly, IE 10 & older don't seem to have the issue. 1360 input = document.createElement( "input" ); 1361 input.setAttribute( "name", "" ); 1362 el.appendChild( input ); 1363 if ( !el.querySelectorAll( "[name='']" ).length ) { 1364 rbuggyQSA.push( "\\[" + whitespace + "*name" + whitespace + "*=" + 1365 whitespace + "*(?:''|\"\")" ); 1366 } 1367 1368 // Webkit/Opera - :checked should return selected option elements 1369 // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked 1370 // IE8 throws error here and will not see later tests 1371 if ( !el.querySelectorAll( ":checked" ).length ) { 1372 rbuggyQSA.push( ":checked" ); 1373 } 1374 1375 // Support: Safari 8+, iOS 8+ 1376 // https://bugs.webkit.org/show_bug.cgi?id=136851 1377 // In-page `selector#id sibling-combinator selector` fails 1378 if ( !el.querySelectorAll( "a#" + expando + "+*" ).length ) { 1379 rbuggyQSA.push( ".#.+[+~]" ); 1380 } 1381 1382 // Support: Firefox <=3.6 - 5 only 1383 // Old Firefox doesn't throw on a badly-escaped identifier. 1384 el.querySelectorAll( "\\\f" ); 1385 rbuggyQSA.push( "[\\r\\n\\f]" ); 1386 } ); 1387 1388 assert( function( el ) { 1389 el.innerHTML = "<a href='' disabled='disabled'></a>" + 1390 "<select disabled='disabled'><option/></select>"; 1391 1392 // Support: Windows 8 Native Apps 1393 // The type and name attributes are restricted during .innerHTML assignment 1394 var input = document.createElement( "input" ); 1395 input.setAttribute( "type", "hidden" ); 1396 el.appendChild( input ).setAttribute( "name", "D" ); 1397 1398 // Support: IE8 1399 // Enforce case-sensitivity of name attribute 1400 if ( el.querySelectorAll( "[name=d]" ).length ) { 1401 rbuggyQSA.push( "name" + whitespace + "*[*^$|!~]?=" ); 1402 } 1403 1404 // FF 3.5 - :enabled/:disabled and hidden elements (hidden elements are still enabled) 1405 // IE8 throws error here and will not see later tests 1406 if ( el.querySelectorAll( ":enabled" ).length !== 2 ) { 1407 rbuggyQSA.push( ":enabled", ":disabled" ); 1408 } 1409 1410 // Support: IE9-11+ 1411 // IE's :disabled selector does not pick up the children of disabled fieldsets 1412 docElem.appendChild( el ).disabled = true; 1413 if ( el.querySelectorAll( ":disabled" ).length !== 2 ) { 1414 rbuggyQSA.push( ":enabled", ":disabled" ); 1415 } 1416 1417 // Support: Opera 10 - 11 only 1418 // Opera 10-11 does not throw on post-comma invalid pseudos 1419 el.querySelectorAll( "*,:x" ); 1420 rbuggyQSA.push( ",.*:" ); 1421 } ); 1422 } 1423 1424 if ( ( support.matchesSelector = rnative.test( ( matches = docElem.matches || 1425 docElem.webkitMatchesSelector || 1426 docElem.mozMatchesSelector || 1427 docElem.oMatchesSelector || 1428 docElem.msMatchesSelector ) ) ) ) { 1429 1430 assert( function( el ) { 1431 1432 // Check to see if it's possible to do matchesSelector 1433 // on a disconnected node (IE 9) 1434 support.disconnectedMatch = matches.call( el, "*" ); 1435 1436 // This should fail with an exception 1437 // Gecko does not error, returns false instead 1438 matches.call( el, "[s!='']:x" ); 1439 rbuggyMatches.push( "!=", pseudos ); 1440 } ); 1441 } 1442 1443 rbuggyQSA = rbuggyQSA.length && new RegExp( rbuggyQSA.join( "|" ) ); 1444 rbuggyMatches = rbuggyMatches.length && new RegExp( rbuggyMatches.join( "|" ) ); 1445 1446 /* Contains 1447 ---------------------------------------------------------------------- */ 1448 hasCompare = rnative.test( docElem.compareDocumentPosition ); 1449 1450 // Element contains another 1451 // Purposefully self-exclusive 1452 // As in, an element does not contain itself 1453 contains = hasCompare || rnative.test( docElem.contains ) ? 1454 function( a, b ) { 1455 var adown = a.nodeType === 9 ? a.documentElement : a, 1456 bup = b && b.parentNode; 1457 return a === bup || !!( bup && bup.nodeType === 1 && ( 1458 adown.contains ? 1459 adown.contains( bup ) : 1460 a.compareDocumentPosition && a.compareDocumentPosition( bup ) & 16 1461 ) ); 1462 } : 1463 function( a, b ) { 1464 if ( b ) { 1465 while ( ( b = b.parentNode ) ) { 1466 if ( b === a ) { 1467 return true; 1468 } 1469 } 1470 } 1471 return false; 1472 }; 1473 1474 /* Sorting 1475 ---------------------------------------------------------------------- */ 1476 1477 // Document order sorting 1478 sortOrder = hasCompare ? 1479 function( a, b ) { 1480 1481 // Flag for duplicate removal 1482 if ( a === b ) { 1483 hasDuplicate = true; 1484 return 0; 1485 } 1486 1487 // Sort on method existence if only one input has compareDocumentPosition 1488 var compare = !a.compareDocumentPosition - !b.compareDocumentPosition; 1489 if ( compare ) { 1490 return compare; 1491 } 1492 1493 // Calculate position if both inputs belong to the same document 1494 // Support: IE 11+, Edge 17 - 18+ 1495 // IE/Edge sometimes throw a "Permission denied" error when strict-comparing 1496 // two documents; shallow comparisons work. 1497 // eslint-disable-next-line eqeqeq 1498 compare = ( a.ownerDocument || a ) == ( b.ownerDocument || b ) ? 1499 a.compareDocumentPosition( b ) : 1500 1501 // Otherwise we know they are disconnected 1502 1; 1503 1504 // Disconnected nodes 1505 if ( compare & 1 || 1506 ( !support.sortDetached && b.compareDocumentPosition( a ) === compare ) ) { 1507 1508 // Choose the first element that is related to our preferred document 1509 // Support: IE 11+, Edge 17 - 18+ 1510 // IE/Edge sometimes throw a "Permission denied" error when strict-comparing 1511 // two documents; shallow comparisons work. 1512 // eslint-disable-next-line eqeqeq 1513 if ( a == document || a.ownerDocument == preferredDoc && 1514 contains( preferredDoc, a ) ) { 1515 return -1; 1516 } 1517 1518 // Support: IE 11+, Edge 17 - 18+ 1519 // IE/Edge sometimes throw a "Permission denied" error when strict-comparing 1520 // two documents; shallow comparisons work. 1521 // eslint-disable-next-line eqeqeq 1522 if ( b == document || b.ownerDocument == preferredDoc && 1523 contains( preferredDoc, b ) ) { 1524 return 1; 1525 } 1526 1527 // Maintain original order 1528 return sortInput ? 1529 ( indexOf( sortInput, a ) - indexOf( sortInput, b ) ) : 1530 0; 1531 } 1532 1533 return compare & 4 ? -1 : 1; 1534 } : 1535 function( a, b ) { 1536 1537 // Exit early if the nodes are identical 1538 if ( a === b ) { 1539 hasDuplicate = true; 1540 return 0; 1541 } 1542 1543 var cur, 1544 i = 0, 1545 aup = a.parentNode, 1546 bup = b.parentNode, 1547 ap = [ a ], 1548 bp = [ b ]; 1549 1550 // Parentless nodes are either documents or disconnected 1551 if ( !aup || !bup ) { 1552 1553 // Support: IE 11+, Edge 17 - 18+ 1554 // IE/Edge sometimes throw a "Permission denied" error when strict-comparing 1555 // two documents; shallow comparisons work. 1556 /* eslint-disable eqeqeq */ 1557 return a == document ? -1 : 1558 b == document ? 1 : 1559 /* eslint-enable eqeqeq */ 1560 aup ? -1 : 1561 bup ? 1 : 1562 sortInput ? 1563 ( indexOf( sortInput, a ) - indexOf( sortInput, b ) ) : 1564 0; 1565 1566 // If the nodes are siblings, we can do a quick check 1567 } else if ( aup === bup ) { 1568 return siblingCheck( a, b ); 1569 } 1570 1571 // Otherwise we need full lists of their ancestors for comparison 1572 cur = a; 1573 while ( ( cur = cur.parentNode ) ) { 1574 ap.unshift( cur ); 1575 } 1576 cur = b; 1577 while ( ( cur = cur.parentNode ) ) { 1578 bp.unshift( cur ); 1579 } 1580 1581 // Walk down the tree looking for a discrepancy 1582 while ( ap[ i ] === bp[ i ] ) { 1583 i++; 1584 } 1585 1586 return i ? 1587 1588 // Do a sibling check if the nodes have a common ancestor 1589 siblingCheck( ap[ i ], bp[ i ] ) : 1590 1591 // Otherwise nodes in our document sort first 1592 // Support: IE 11+, Edge 17 - 18+ 1593 // IE/Edge sometimes throw a "Permission denied" error when strict-comparing 1594 // two documents; shallow comparisons work. 1595 /* eslint-disable eqeqeq */ 1596 ap[ i ] == preferredDoc ? -1 : 1597 bp[ i ] == preferredDoc ? 1 : 1598 /* eslint-enable eqeqeq */ 1599 0; 1600 }; 1601 1602 return document; 1603 }; 1604 1605 Sizzle.matches = function( expr, elements ) { 1606 return Sizzle( expr, null, null, elements ); 1607 }; 1608 1609 Sizzle.matchesSelector = function( elem, expr ) { 1610 setDocument( elem ); 1611 1612 if ( support.matchesSelector && documentIsHTML && 1613 !nonnativeSelectorCache[ expr + " " ] && 1614 ( !rbuggyMatches || !rbuggyMatches.test( expr ) ) && 1615 ( !rbuggyQSA || !rbuggyQSA.test( expr ) ) ) { 1616 1617 try { 1618 var ret = matches.call( elem, expr ); 1619 1620 // IE 9's matchesSelector returns false on disconnected nodes 1621 if ( ret || support.disconnectedMatch || 1622 1623 // As well, disconnected nodes are said to be in a document 1624 // fragment in IE 9 1625 elem.document && elem.document.nodeType !== 11 ) { 1626 return ret; 1627 } 1628 } catch ( e ) { 1629 nonnativeSelectorCache( expr, true ); 1630 } 1631 } 1632 1633 return Sizzle( expr, document, null, [ elem ] ).length > 0; 1634 }; 1635 1636 Sizzle.contains = function( context, elem ) { 1637 1638 // Set document vars if needed 1639 // Support: IE 11+, Edge 17 - 18+ 1640 // IE/Edge sometimes throw a "Permission denied" error when strict-comparing 1641 // two documents; shallow comparisons work. 1642 // eslint-disable-next-line eqeqeq 1643 if ( ( context.ownerDocument || context ) != document ) { 1644 setDocument( context ); 1645 } 1646 return contains( context, elem ); 1647 }; 1648 1649 Sizzle.attr = function( elem, name ) { 1650 1651 // Set document vars if needed 1652 // Support: IE 11+, Edge 17 - 18+ 1653 // IE/Edge sometimes throw a "Permission denied" error when strict-comparing 1654 // two documents; shallow comparisons work. 1655 // eslint-disable-next-line eqeqeq 1656 if ( ( elem.ownerDocument || elem ) != document ) { 1657 setDocument( elem ); 1658 } 1659 1660 var fn = Expr.attrHandle[ name.toLowerCase() ], 1661 1662 // Don't get fooled by Object.prototype properties (jQuery #13807) 1663 val = fn && hasOwn.call( Expr.attrHandle, name.toLowerCase() ) ? 1664 fn( elem, name, !documentIsHTML ) : 1665 undefined; 1666 1667 return val !== undefined ? 1668 val : 1669 support.attributes || !documentIsHTML ? 1670 elem.getAttribute( name ) : 1671 ( val = elem.getAttributeNode( name ) ) && val.specified ? 1672 val.value : 1673 null; 1674 }; 1675 1676 Sizzle.escape = function( sel ) { 1677 return ( sel + "" ).replace( rcssescape, fcssescape ); 1678 }; 1679 1680 Sizzle.error = function( msg ) { 1681 throw new Error( "Syntax error, unrecognized expression: " + msg ); 1682 }; 1683 1684 /** 1685 * Document sorting and removing duplicates 1686 * @param {ArrayLike} results 1687 */ 1688 Sizzle.uniqueSort = function( results ) { 1689 var elem, 1690 duplicates = [], 1691 j = 0, 1692 i = 0; 1693 1694 // Unless we *know* we can detect duplicates, assume their presence 1695 hasDuplicate = !support.detectDuplicates; 1696 sortInput = !support.sortStable && results.slice( 0 ); 1697 results.sort( sortOrder ); 1698 1699 if ( hasDuplicate ) { 1700 while ( ( elem = results[ i++ ] ) ) { 1701 if ( elem === results[ i ] ) { 1702 j = duplicates.push( i ); 1703 } 1704 } 1705 while ( j-- ) { 1706 results.splice( duplicates[ j ], 1 ); 1707 } 1708 } 1709 1710 // Clear input after sorting to release objects 1711 // See https://github.com/jquery/sizzle/pull/225 1712 sortInput = null; 1713 1714 return results; 1715 }; 1716 1717 /** 1718 * Utility function for retrieving the text value of an array of DOM nodes 1719 * @param {Array|Element} elem 1720 */ 1721 getText = Sizzle.getText = function( elem ) { 1722 var node, 1723 ret = "", 1724 i = 0, 1725 nodeType = elem.nodeType; 1726 1727 if ( !nodeType ) { 1728 1729 // If no nodeType, this is expected to be an array 1730 while ( ( node = elem[ i++ ] ) ) { 1731 1732 // Do not traverse comment nodes 1733 ret += getText( node ); 1734 } 1735 } else if ( nodeType === 1 || nodeType === 9 || nodeType === 11 ) { 1736 1737 // Use textContent for elements 1738 // innerText usage removed for consistency of new lines (jQuery #11153) 1739 if ( typeof elem.textContent === "string" ) { 1740 return elem.textContent; 1741 } else { 1742 1743 // Traverse its children 1744 for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) { 1745 ret += getText( elem ); 1746 } 1747 } 1748 } else if ( nodeType === 3 || nodeType === 4 ) { 1749 return elem.nodeValue; 1750 } 1751 1752 // Do not include comment or processing instruction nodes 1753 1754 return ret; 1755 }; 1756 1757 Expr = Sizzle.selectors = { 1758 1759 // Can be adjusted by the user 1760 cacheLength: 50, 1761 1762 createPseudo: markFunction, 1763 1764 match: matchExpr, 1765 1766 attrHandle: {}, 1767 1768 find: {}, 1769 1770 relative: { 1771 ">": { dir: "parentNode", first: true }, 1772 " ": { dir: "parentNode" }, 1773 "+": { dir: "previousSibling", first: true }, 1774 "~": { dir: "previousSibling" } 1775 }, 1776 1777 preFilter: { 1778 "ATTR": function( match ) { 1779 match[ 1 ] = match[ 1 ].replace( runescape, funescape ); 1780 1781 // Move the given value to match[3] whether quoted or unquoted 1782 match[ 3 ] = ( match[ 3 ] || match[ 4 ] || 1783 match[ 5 ] || "" ).replace( runescape, funescape ); 1784 1785 if ( match[ 2 ] === "~=" ) { 1786 match[ 3 ] = " " + match[ 3 ] + " "; 1787 } 1788 1789 return match.slice( 0, 4 ); 1790 }, 1791 1792 "CHILD": function( match ) { 1793 1794 /* matches from matchExpr["CHILD"] 1795 1 type (only|nth|...) 1796 2 what (child|of-type) 1797 3 argument (even|odd|\d*|\d*n([+-]\d+)?|...) 1798 4 xn-component of xn+y argument ([+-]?\d*n|) 1799 5 sign of xn-component 1800 6 x of xn-component 1801 7 sign of y-component 1802 8 y of y-component 1803 */ 1804 match[ 1 ] = match[ 1 ].toLowerCase(); 1805 1806 if ( match[ 1 ].slice( 0, 3 ) === "nth" ) { 1807 1808 // nth-* requires argument 1809 if ( !match[ 3 ] ) { 1810 Sizzle.error( match[ 0 ] ); 1811 } 1812 1813 // numeric x and y parameters for Expr.filter.CHILD 1814 // remember that false/true cast respectively to 0/1 1815 match[ 4 ] = +( match[ 4 ] ? 1816 match[ 5 ] + ( match[ 6 ] || 1 ) : 1817 2 * ( match[ 3 ] === "even" || match[ 3 ] === "odd" ) ); 1818 match[ 5 ] = +( ( match[ 7 ] + match[ 8 ] ) || match[ 3 ] === "odd" ); 1819 1820 // other types prohibit arguments 1821 } else if ( match[ 3 ] ) { 1822 Sizzle.error( match[ 0 ] ); 1823 } 1824 1825 return match; 1826 }, 1827 1828 "PSEUDO": function( match ) { 1829 var excess, 1830 unquoted = !match[ 6 ] && match[ 2 ]; 1831 1832 if ( matchExpr[ "CHILD" ].test( match[ 0 ] ) ) { 1833 return null; 1834 } 1835 1836 // Accept quoted arguments as-is 1837 if ( match[ 3 ] ) { 1838 match[ 2 ] = match[ 4 ] || match[ 5 ] || ""; 1839 1840 // Strip excess characters from unquoted arguments 1841 } else if ( unquoted && rpseudo.test( unquoted ) && 1842 1843 // Get excess from tokenize (recursively) 1844 ( excess = tokenize( unquoted, true ) ) && 1845 1846 // advance to the next closing parenthesis 1847 ( excess = unquoted.indexOf( ")", unquoted.length - excess ) - unquoted.length ) ) { 1848 1849 // excess is a negative index 1850 match[ 0 ] = match[ 0 ].slice( 0, excess ); 1851 match[ 2 ] = unquoted.slice( 0, excess ); 1852 } 1853 1854 // Return only captures needed by the pseudo filter method (type and argument) 1855 return match.slice( 0, 3 ); 1856 } 1857 }, 1858 1859 filter: { 1860 1861 "TAG": function( nodeNameSelector ) { 1862 var nodeName = nodeNameSelector.replace( runescape, funescape ).toLowerCase(); 1863 return nodeNameSelector === "*" ? 1864 function() { 1865 return true; 1866 } : 1867 function( elem ) { 1868 return elem.nodeName && elem.nodeName.toLowerCase() === nodeName; 1869 }; 1870 }, 1871 1872 "CLASS": function( className ) { 1873 var pattern = classCache[ className + " " ]; 1874 1875 return pattern || 1876 ( pattern = new RegExp( "(^|" + whitespace + 1877 ")" + className + "(" + whitespace + "|$)" ) ) && classCache( 1878 className, function( elem ) { 1879 return pattern.test( 1880 typeof elem.className === "string" && elem.className || 1881 typeof elem.getAttribute !== "undefined" && 1882 elem.getAttribute( "class" ) || 1883 "" 1884 ); 1885 } ); 1886 }, 1887 1888 "ATTR": function( name, operator, check ) { 1889 return function( elem ) { 1890 var result = Sizzle.attr( elem, name ); 1891 1892 if ( result == null ) { 1893 return operator === "!="; 1894 } 1895 if ( !operator ) { 1896 return true; 1897 } 1898 1899 result += ""; 1900 1901 /* eslint-disable max-len */ 1902 1903 return operator === "=" ? result === check : 1904 operator === "!=" ? result !== check : 1905 operator === "^=" ? check && result.indexOf( check ) === 0 : 1906 operator === "*=" ? check && result.indexOf( check ) > -1 : 1907 operator === "$=" ? check && result.slice( -check.length ) === check : 1908 operator === "~=" ? ( " " + result.replace( rwhitespace, " " ) + " " ).indexOf( check ) > -1 : 1909 operator === "|=" ? result === check || result.slice( 0, check.length + 1 ) === check + "-" : 1910 false; 1911 /* eslint-enable max-len */ 1912 1913 }; 1914 }, 1915 1916 "CHILD": function( type, what, _argument, first, last ) { 1917 var simple = type.slice( 0, 3 ) !== "nth", 1918 forward = type.slice( -4 ) !== "last", 1919 ofType = what === "of-type"; 1920 1921 return first === 1 && last === 0 ? 1922 1923 // Shortcut for :nth-*(n) 1924 function( elem ) { 1925 return !!elem.parentNode; 1926 } : 1927 1928 function( elem, _context, xml ) { 1929 var cache, uniqueCache, outerCache, node, nodeIndex, start, 1930 dir = simple !== forward ? "nextSibling" : "previousSibling", 1931 parent = elem.parentNode, 1932 name = ofType && elem.nodeName.toLowerCase(), 1933 useCache = !xml && !ofType, 1934 diff = false; 1935 1936 if ( parent ) { 1937 1938 // :(first|last|only)-(child|of-type) 1939 if ( simple ) { 1940 while ( dir ) { 1941 node = elem; 1942 while ( ( node = node[ dir ] ) ) { 1943 if ( ofType ? 1944 node.nodeName.toLowerCase() === name : 1945 node.nodeType === 1 ) { 1946 1947 return false; 1948 } 1949 } 1950 1951 // Reverse direction for :only-* (if we haven't yet done so) 1952 start = dir = type === "only" && !start && "nextSibling"; 1953 } 1954 return true; 1955 } 1956 1957 start = [ forward ? parent.firstChild : parent.lastChild ]; 1958 1959 // non-xml :nth-child(...) stores cache data on `parent` 1960 if ( forward && useCache ) { 1961 1962 // Seek `elem` from a previously-cached index 1963 1964 // ...in a gzip-friendly way 1965 node = parent; 1966 outerCache = node[ expando ] || ( node[ expando ] = {} ); 1967 1968 // Support: IE <9 only 1969 // Defend against cloned attroperties (jQuery gh-1709) 1970 uniqueCache = outerCache[ node.uniqueID ] || 1971 ( outerCache[ node.uniqueID ] = {} ); 1972 1973 cache = uniqueCache[ type ] || []; 1974 nodeIndex = cache[ 0 ] === dirruns && cache[ 1 ]; 1975 diff = nodeIndex && cache[ 2 ]; 1976 node = nodeIndex && parent.childNodes[ nodeIndex ]; 1977 1978 while ( ( node = ++nodeIndex && node && node[ dir ] || 1979 1980 // Fallback to seeking `elem` from the start 1981 ( diff = nodeIndex = 0 ) || start.pop() ) ) { 1982 1983 // When found, cache indexes on `parent` and break 1984 if ( node.nodeType === 1 && ++diff && node === elem ) { 1985 uniqueCache[ type ] = [ dirruns, nodeIndex, diff ]; 1986 break; 1987 } 1988 } 1989 1990 } else { 1991 1992 // Use previously-cached element index if available 1993 if ( useCache ) { 1994 1995 // ...in a gzip-friendly way 1996 node = elem; 1997 outerCache = node[ expando ] || ( node[ expando ] = {} ); 1998 1999 // Support: IE <9 only 2000 // Defend against cloned attroperties (jQuery gh-1709) 2001 uniqueCache = outerCache[ node.uniqueID ] || 2002 ( outerCache[ node.uniqueID ] = {} ); 2003 2004 cache = uniqueCache[ type ] || []; 2005 nodeIndex = cache[ 0 ] === dirruns && cache[ 1 ]; 2006 diff = nodeIndex; 2007 } 2008 2009 // xml :nth-child(...) 2010 // or :nth-last-child(...) or :nth(-last)?-of-type(...) 2011 if ( diff === false ) { 2012 2013 // Use the same loop as above to seek `elem` from the start 2014 while ( ( node = ++nodeIndex && node && node[ dir ] || 2015 ( diff = nodeIndex = 0 ) || start.pop() ) ) { 2016 2017 if ( ( ofType ? 2018 node.nodeName.toLowerCase() === name : 2019 node.nodeType === 1 ) && 2020 ++diff ) { 2021 2022 // Cache the index of each encountered element 2023 if ( useCache ) { 2024 outerCache = node[ expando ] || 2025 ( node[ expando ] = {} ); 2026 2027 // Support: IE <9 only 2028 // Defend against cloned attroperties (jQuery gh-1709) 2029 uniqueCache = outerCache[ node.uniqueID ] || 2030 ( outerCache[ node.uniqueID ] = {} ); 2031 2032 uniqueCache[ type ] = [ dirruns, diff ]; 2033 } 2034 2035 if ( node === elem ) { 2036 break; 2037 } 2038 } 2039 } 2040 } 2041 } 2042 2043 // Incorporate the offset, then check against cycle size 2044 diff -= last; 2045 return diff === first || ( diff % first === 0 && diff / first >= 0 ); 2046 } 2047 }; 2048 }, 2049 2050 "PSEUDO": function( pseudo, argument ) { 2051 2052 // pseudo-class names are case-insensitive 2053 // http://www.w3.org/TR/selectors/#pseudo-classes 2054 // Prioritize by case sensitivity in case custom pseudos are added with uppercase letters 2055 // Remember that setFilters inherits from pseudos 2056 var args, 2057 fn = Expr.pseudos[ pseudo ] || Expr.setFilters[ pseudo.toLowerCase() ] || 2058 Sizzle.error( "unsupported pseudo: " + pseudo ); 2059 2060 // The user may use createPseudo to indicate that 2061 // arguments are needed to create the filter function 2062 // just as Sizzle does 2063 if ( fn[ expando ] ) { 2064 return fn( argument ); 2065 } 2066 2067 // But maintain support for old signatures 2068 if ( fn.length > 1 ) { 2069 args = [ pseudo, pseudo, "", argument ]; 2070 return Expr.setFilters.hasOwnProperty( pseudo.toLowerCase() ) ? 2071 markFunction( function( seed, matches ) { 2072 var idx, 2073 matched = fn( seed, argument ), 2074 i = matched.length; 2075 while ( i-- ) { 2076 idx = indexOf( seed, matched[ i ] ); 2077 seed[ idx ] = !( matches[ idx ] = matched[ i ] ); 2078 } 2079 } ) : 2080 function( elem ) { 2081 return fn( elem, 0, args ); 2082 }; 2083 } 2084 2085 return fn; 2086 } 2087 }, 2088 2089 pseudos: { 2090 2091 // Potentially complex pseudos 2092 "not": markFunction( function( selector ) { 2093 2094 // Trim the selector passed to compile 2095 // to avoid treating leading and trailing 2096 // spaces as combinators 2097 var input = [], 2098 results = [], 2099 matcher = compile( selector.replace( rtrim, "$1" ) ); 2100 2101 return matcher[ expando ] ? 2102 markFunction( function( seed, matches, _context, xml ) { 2103 var elem, 2104 unmatched = matcher( seed, null, xml, [] ), 2105 i = seed.length; 2106 2107 // Match elements unmatched by `matcher` 2108 while ( i-- ) { 2109 if ( ( elem = unmatched[ i ] ) ) { 2110 seed[ i ] = !( matches[ i ] = elem ); 2111 } 2112 } 2113 } ) : 2114 function( elem, _context, xml ) { 2115 input[ 0 ] = elem; 2116 matcher( input, null, xml, results ); 2117 2118 // Don't keep the element (issue #299) 2119 input[ 0 ] = null; 2120 return !results.pop(); 2121 }; 2122 } ), 2123 2124 "has": markFunction( function( selector ) { 2125 return function( elem ) { 2126 return Sizzle( selector, elem ).length > 0; 2127 }; 2128 } ), 2129 2130 "contains": markFunction( function( text ) { 2131 text = text.replace( runescape, funescape ); 2132 return function( elem ) { 2133 return ( elem.textContent || getText( elem ) ).indexOf( text ) > -1; 2134 }; 2135 } ), 2136 2137 // "Whether an element is represented by a :lang() selector 2138 // is based solely on the element's language value 2139 // being equal to the identifier C, 2140 // or beginning with the identifier C immediately followed by "-". 2141 // The matching of C against the element's language value is performed case-insensitively. 2142 // The identifier C does not have to be a valid language name." 2143 // http://www.w3.org/TR/selectors/#lang-pseudo 2144 "lang": markFunction( function( lang ) { 2145 2146 // lang value must be a valid identifier 2147 if ( !ridentifier.test( lang || "" ) ) { 2148 Sizzle.error( "unsupported lang: " + lang ); 2149 } 2150 lang = lang.replace( runescape, funescape ).toLowerCase(); 2151 return function( elem ) { 2152 var elemLang; 2153 do { 2154 if ( ( elemLang = documentIsHTML ? 2155 elem.lang : 2156 elem.getAttribute( "xml:lang" ) || elem.getAttribute( "lang" ) ) ) { 2157 2158 elemLang = elemLang.toLowerCase(); 2159 return elemLang === lang || elemLang.indexOf( lang + "-" ) === 0; 2160 } 2161 } while ( ( elem = elem.parentNode ) && elem.nodeType === 1 ); 2162 return false; 2163 }; 2164 } ), 2165 2166 // Miscellaneous 2167 "target": function( elem ) { 2168 var hash = window.location && window.location.hash; 2169 return hash && hash.slice( 1 ) === elem.id; 2170 }, 2171 2172 "root": function( elem ) { 2173 return elem === docElem; 2174 }, 2175 2176 "focus": function( elem ) { 2177 return elem === document.activeElement && 2178 ( !document.hasFocus || document.hasFocus() ) && 2179 !!( elem.type || elem.href || ~elem.tabIndex ); 2180 }, 2181 2182 // Boolean properties 2183 "enabled": createDisabledPseudo( false ), 2184 "disabled": createDisabledPseudo( true ), 2185 2186 "checked": function( elem ) { 2187 2188 // In CSS3, :checked should return both checked and selected elements 2189 // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked 2190 var nodeName = elem.nodeName.toLowerCase(); 2191 return ( nodeName === "input" && !!elem.checked ) || 2192 ( nodeName === "option" && !!elem.selected ); 2193 }, 2194 2195 "selected": function( elem ) { 2196 2197 // Accessing this property makes selected-by-default 2198 // options in Safari work properly 2199 if ( elem.parentNode ) { 2200 // eslint-disable-next-line no-unused-expressions 2201 elem.parentNode.selectedIndex; 2202 } 2203 2204 return elem.selected === true; 2205 }, 2206 2207 // Contents 2208 "empty": function( elem ) { 2209 2210 // http://www.w3.org/TR/selectors/#empty-pseudo 2211 // :empty is negated by element (1) or content nodes (text: 3; cdata: 4; entity ref: 5), 2212 // but not by others (comment: 8; processing instruction: 7; etc.) 2213 // nodeType < 6 works because attributes (2) do not appear as children 2214 for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) { 2215 if ( elem.nodeType < 6 ) { 2216 return false; 2217 } 2218 } 2219 return true; 2220 }, 2221 2222 "parent": function( elem ) { 2223 return !Expr.pseudos[ "empty" ]( elem ); 2224 }, 2225 2226 // Element/input types 2227 "header": function( elem ) { 2228 return rheader.test( elem.nodeName ); 2229 }, 2230 2231 "input": function( elem ) { 2232 return rinputs.test( elem.nodeName ); 2233 }, 2234 2235 "button": function( elem ) { 2236 var name = elem.nodeName.toLowerCase(); 2237 return name === "input" && elem.type === "button" || name === "button"; 2238 }, 2239 2240 "text": function( elem ) { 2241 var attr; 2242 return elem.nodeName.toLowerCase() === "input" && 2243 elem.type === "text" && 2244 2245 // Support: IE<8 2246 // New HTML5 attribute values (e.g., "search") appear with elem.type === "text" 2247 ( ( attr = elem.getAttribute( "type" ) ) == null || 2248 attr.toLowerCase() === "text" ); 2249 }, 2250 2251 // Position-in-collection 2252 "first": createPositionalPseudo( function() { 2253 return [ 0 ]; 2254 } ), 2255 2256 "last": createPositionalPseudo( function( _matchIndexes, length ) { 2257 return [ length - 1 ]; 2258 } ), 2259 2260 "eq": createPositionalPseudo( function( _matchIndexes, length, argument ) { 2261 return [ argument < 0 ? argument + length : argument ]; 2262 } ), 2263 2264 "even": createPositionalPseudo( function( matchIndexes, length ) { 2265 var i = 0; 2266 for ( ; i < length; i += 2 ) { 2267 matchIndexes.push( i ); 2268 } 2269 return matchIndexes; 2270 } ), 2271 2272 "odd": createPositionalPseudo( function( matchIndexes, length ) { 2273 var i = 1; 2274 for ( ; i < length; i += 2 ) { 2275 matchIndexes.push( i ); 2276 } 2277 return matchIndexes; 2278 } ), 2279 2280 "lt": createPositionalPseudo( function( matchIndexes, length, argument ) { 2281 var i = argument < 0 ? 2282 argument + length : 2283 argument > length ? 2284 length : 2285 argument; 2286 for ( ; --i >= 0; ) { 2287 matchIndexes.push( i ); 2288 } 2289 return matchIndexes; 2290 } ), 2291 2292 "gt": createPositionalPseudo( function( matchIndexes, length, argument ) { 2293 var i = argument < 0 ? argument + length : argument; 2294 for ( ; ++i < length; ) { 2295 matchIndexes.push( i ); 2296 } 2297 return matchIndexes; 2298 } ) 2299 } 2300 }; 2301 2302 Expr.pseudos[ "nth" ] = Expr.pseudos[ "eq" ]; 2303 2304 // Add button/input type pseudos 2305 for ( i in { radio: true, checkbox: true, file: true, password: true, image: true } ) { 2306 Expr.pseudos[ i ] = createInputPseudo( i ); 2307 } 2308 for ( i in { submit: true, reset: true } ) { 2309 Expr.pseudos[ i ] = createButtonPseudo( i ); 2310 } 2311 2312 // Easy API for creating new setFilters 2313 function setFilters() {} 2314 setFilters.prototype = Expr.filters = Expr.pseudos; 2315 Expr.setFilters = new setFilters(); 2316 2317 tokenize = Sizzle.tokenize = function( selector, parseOnly ) { 2318 var matched, match, tokens, type, 2319 soFar, groups, preFilters, 2320 cached = tokenCache[ selector + " " ]; 2321 2322 if ( cached ) { 2323 return parseOnly ? 0 : cached.slice( 0 ); 2324 } 2325 2326 soFar = selector; 2327 groups = []; 2328 preFilters = Expr.preFilter; 2329 2330 while ( soFar ) { 2331 2332 // Comma and first run 2333 if ( !matched || ( match = rcomma.exec( soFar ) ) ) { 2334 if ( match ) { 2335 2336 // Don't consume trailing commas as valid 2337 soFar = soFar.slice( match[ 0 ].length ) || soFar; 2338 } 2339 groups.push( ( tokens = [] ) ); 2340 } 2341 2342 matched = false; 2343 2344 // Combinators 2345 if ( ( match = rcombinators.exec( soFar ) ) ) { 2346 matched = match.shift(); 2347 tokens.push( { 2348 value: matched, 2349 2350 // Cast descendant combinators to space 2351 type: match[ 0 ].replace( rtrim, " " ) 2352 } ); 2353 soFar = soFar.slice( matched.length ); 2354 } 2355 2356 // Filters 2357 for ( type in Expr.filter ) { 2358 if ( ( match = matchExpr[ type ].exec( soFar ) ) && ( !preFilters[ type ] || 2359 ( match = preFilters[ type ]( match ) ) ) ) { 2360 matched = match.shift(); 2361 tokens.push( { 2362 value: matched, 2363 type: type, 2364 matches: match 2365 } ); 2366 soFar = soFar.slice( matched.length ); 2367 } 2368 } 2369 2370 if ( !matched ) { 2371 break; 2372 } 2373 } 2374 2375 // Return the length of the invalid excess 2376 // if we're just parsing 2377 // Otherwise, throw an error or return tokens 2378 return parseOnly ? 2379 soFar.length : 2380 soFar ? 2381 Sizzle.error( selector ) : 2382 2383 // Cache the tokens 2384 tokenCache( selector, groups ).slice( 0 ); 2385 }; 2386 2387 function toSelector( tokens ) { 2388 var i = 0, 2389 len = tokens.length, 2390 selector = ""; 2391 for ( ; i < len; i++ ) { 2392 selector += tokens[ i ].value; 2393 } 2394 return selector; 2395 } 2396 2397 function addCombinator( matcher, combinator, base ) { 2398 var dir = combinator.dir, 2399 skip = combinator.next, 2400 key = skip || dir, 2401 checkNonElements = base && key === "parentNode", 2402 doneName = done++; 2403 2404 return combinator.first ? 2405 2406 // Check against closest ancestor/preceding element 2407 function( elem, context, xml ) { 2408 while ( ( elem = elem[ dir ] ) ) { 2409 if ( elem.nodeType === 1 || checkNonElements ) { 2410 return matcher( elem, context, xml ); 2411 } 2412 } 2413 return false; 2414 } : 2415 2416 // Check against all ancestor/preceding elements 2417 function( elem, context, xml ) { 2418 var oldCache, uniqueCache, outerCache, 2419 newCache = [ dirruns, doneName ]; 2420 2421 // We can't set arbitrary data on XML nodes, so they don't benefit from combinator caching 2422 if ( xml ) { 2423 while ( ( elem = elem[ dir ] ) ) { 2424 if ( elem.nodeType === 1 || checkNonElements ) { 2425 if ( matcher( elem, context, xml ) ) { 2426 return true; 2427 } 2428 } 2429 } 2430 } else { 2431 while ( ( elem = elem[ dir ] ) ) { 2432 if ( elem.nodeType === 1 || checkNonElements ) { 2433 outerCache = elem[ expando ] || ( elem[ expando ] = {} ); 2434 2435 // Support: IE <9 only 2436 // Defend against cloned attroperties (jQuery gh-1709) 2437 uniqueCache = outerCache[ elem.uniqueID ] || 2438 ( outerCache[ elem.uniqueID ] = {} ); 2439 2440 if ( skip && skip === elem.nodeName.toLowerCase() ) { 2441 elem = elem[ dir ] || elem; 2442 } else if ( ( oldCache = uniqueCache[ key ] ) && 2443 oldCache[ 0 ] === dirruns && oldCache[ 1 ] === doneName ) { 2444 2445 // Assign to newCache so results back-propagate to previous elements 2446 return ( newCache[ 2 ] = oldCache[ 2 ] ); 2447 } else { 2448 2449 // Reuse newcache so results back-propagate to previous elements 2450 uniqueCache[ key ] = newCache; 2451 2452 // A match means we're done; a fail means we have to keep checking 2453 if ( ( newCache[ 2 ] = matcher( elem, context, xml ) ) ) { 2454 return true; 2455 } 2456 } 2457 } 2458 } 2459 } 2460 return false; 2461 }; 2462 } 2463 2464 function elementMatcher( matchers ) { 2465 return matchers.length > 1 ? 2466 function( elem, context, xml ) { 2467 var i = matchers.length; 2468 while ( i-- ) { 2469 if ( !matchers[ i ]( elem, context, xml ) ) { 2470 return false; 2471 } 2472 } 2473 return true; 2474 } : 2475 matchers[ 0 ]; 2476 } 2477 2478 function multipleContexts( selector, contexts, results ) { 2479 var i = 0, 2480 len = contexts.length; 2481 for ( ; i < len; i++ ) { 2482 Sizzle( selector, contexts[ i ], results ); 2483 } 2484 return results; 2485 } 2486 2487 function condense( unmatched, map, filter, context, xml ) { 2488 var elem, 2489 newUnmatched = [], 2490 i = 0, 2491 len = unmatched.length, 2492 mapped = map != null; 2493 2494 for ( ; i < len; i++ ) { 2495 if ( ( elem = unmatched[ i ] ) ) { 2496 if ( !filter || filter( elem, context, xml ) ) { 2497 newUnmatched.push( elem ); 2498 if ( mapped ) { 2499 map.push( i ); 2500 } 2501 } 2502 } 2503 } 2504 2505 return newUnmatched; 2506 } 2507 2508 function setMatcher( preFilter, selector, matcher, postFilter, postFinder, postSelector ) { 2509 if ( postFilter && !postFilter[ expando ] ) { 2510 postFilter = setMatcher( postFilter ); 2511 } 2512 if ( postFinder && !postFinder[ expando ] ) { 2513 postFinder = setMatcher( postFinder, postSelector ); 2514 } 2515 return markFunction( function( seed, results, context, xml ) { 2516 var temp, i, elem, 2517 preMap = [], 2518 postMap = [], 2519 preexisting = results.length, 2520 2521 // Get initial elements from seed or context 2522 elems = seed || multipleContexts( 2523 selector || "*", 2524 context.nodeType ? [ context ] : context, 2525 [] 2526 ), 2527 2528 // Prefilter to get matcher input, preserving a map for seed-results synchronization 2529 matcherIn = preFilter && ( seed || !selector ) ? 2530 condense( elems, preMap, preFilter, context, xml ) : 2531 elems, 2532 2533 matcherOut = matcher ? 2534 2535 // If we have a postFinder, or filtered seed, or non-seed postFilter or preexisting results, 2536 postFinder || ( seed ? preFilter : preexisting || postFilter ) ? 2537 2538 // ...intermediate processing is necessary 2539 [] : 2540 2541 // ...otherwise use results directly 2542 results : 2543 matcherIn; 2544 2545 // Find primary matches 2546 if ( matcher ) { 2547 matcher( matcherIn, matcherOut, context, xml ); 2548 } 2549 2550 // Apply postFilter 2551 if ( postFilter ) { 2552 temp = condense( matcherOut, postMap ); 2553 postFilter( temp, [], context, xml ); 2554 2555 // Un-match failing elements by moving them back to matcherIn 2556 i = temp.length; 2557 while ( i-- ) { 2558 if ( ( elem = temp[ i ] ) ) { 2559 matcherOut[ postMap[ i ] ] = !( matcherIn[ postMap[ i ] ] = elem ); 2560 } 2561 } 2562 } 2563 2564 if ( seed ) { 2565 if ( postFinder || preFilter ) { 2566 if ( postFinder ) { 2567 2568 // Get the final matcherOut by condensing this intermediate into postFinder contexts 2569 temp = []; 2570 i = matcherOut.length; 2571 while ( i-- ) { 2572 if ( ( elem = matcherOut[ i ] ) ) { 2573 2574 // Restore matcherIn since elem is not yet a final match 2575 temp.push( ( matcherIn[ i ] = elem ) ); 2576 } 2577 } 2578 postFinder( null, ( matcherOut = [] ), temp, xml ); 2579 } 2580 2581 // Move matched elements from seed to results to keep them synchronized 2582 i = matcherOut.length; 2583 while ( i-- ) { 2584 if ( ( elem = matcherOut[ i ] ) && 2585 ( temp = postFinder ? indexOf( seed, elem ) : preMap[ i ] ) > -1 ) { 2586 2587 seed[ temp ] = !( results[ temp ] = elem ); 2588 } 2589 } 2590 } 2591 2592 // Add elements to results, through postFinder if defined 2593 } else { 2594 matcherOut = condense( 2595 matcherOut === results ? 2596 matcherOut.splice( preexisting, matcherOut.length ) : 2597 matcherOut 2598 ); 2599 if ( postFinder ) { 2600 postFinder( null, results, matcherOut, xml ); 2601 } else { 2602 push.apply( results, matcherOut ); 2603 } 2604 } 2605 } ); 2606 } 2607 2608 function matcherFromTokens( tokens ) { 2609 var checkContext, matcher, j, 2610 len = tokens.length, 2611 leadingRelative = Expr.relative[ tokens[ 0 ].type ], 2612 implicitRelative = leadingRelative || Expr.relative[ " " ], 2613 i = leadingRelative ? 1 : 0, 2614 2615 // The foundational matcher ensures that elements are reachable from top-level context(s) 2616 matchContext = addCombinator( function( elem ) { 2617 return elem === checkContext; 2618 }, implicitRelative, true ), 2619 matchAnyContext = addCombinator( function( elem ) { 2620 return indexOf( checkContext, elem ) > -1; 2621 }, implicitRelative, true ), 2622 matchers = [ function( elem, context, xml ) { 2623 var ret = ( !leadingRelative && ( xml || context !== outermostContext ) ) || ( 2624 ( checkContext = context ).nodeType ? 2625 matchContext( elem, context, xml ) : 2626 matchAnyContext( elem, context, xml ) ); 2627 2628 // Avoid hanging onto element (issue #299) 2629 checkContext = null; 2630 return ret; 2631 } ]; 2632 2633 for ( ; i < len; i++ ) { 2634 if ( ( matcher = Expr.relative[ tokens[ i ].type ] ) ) { 2635 matchers = [ addCombinator( elementMatcher( matchers ), matcher ) ]; 2636 } else { 2637 matcher = Expr.filter[ tokens[ i ].type ].apply( null, tokens[ i ].matches ); 2638 2639 // Return special upon seeing a positional matcher 2640 if ( matcher[ expando ] ) { 2641 2642 // Find the next relative operator (if any) for proper handling 2643 j = ++i; 2644 for ( ; j < len; j++ ) { 2645 if ( Expr.relative[ tokens[ j ].type ] ) { 2646 break; 2647 } 2648 } 2649 return setMatcher( 2650 i > 1 && elementMatcher( matchers ), 2651 i > 1 && toSelector( 2652 2653 // If the preceding token was a descendant combinator, insert an implicit any-element `*` 2654 tokens 2655 .slice( 0, i - 1 ) 2656 .concat( { value: tokens[ i - 2 ].type === " " ? "*" : "" } ) 2657 ).replace( rtrim, "$1" ), 2658 matcher, 2659 i < j && matcherFromTokens( tokens.slice( i, j ) ), 2660 j < len && matcherFromTokens( ( tokens = tokens.slice( j ) ) ), 2661 j < len && toSelector( tokens ) 2662 ); 2663 } 2664 matchers.push( matcher ); 2665 } 2666 } 2667 2668 return elementMatcher( matchers ); 2669 } 2670 2671 function matcherFromGroupMatchers( elementMatchers, setMatchers ) { 2672 var bySet = setMatchers.length > 0, 2673 byElement = elementMatchers.length > 0, 2674 superMatcher = function( seed, context, xml, results, outermost ) { 2675 var elem, j, matcher, 2676 matchedCount = 0, 2677 i = "0", 2678 unmatched = seed && [], 2679 setMatched = [], 2680 contextBackup = outermostContext, 2681 2682 // We must always have either seed elements or outermost context 2683 elems = seed || byElement && Expr.find[ "TAG" ]( "*", outermost ), 2684 2685 // Use integer dirruns iff this is the outermost matcher 2686 dirrunsUnique = ( dirruns += contextBackup == null ? 1 : Math.random() || 0.1 ), 2687 len = elems.length; 2688 2689 if ( outermost ) { 2690 2691 // Support: IE 11+, Edge 17 - 18+ 2692 // IE/Edge sometimes throw a "Permission denied" error when strict-comparing 2693 // two documents; shallow comparisons work. 2694 // eslint-disable-next-line eqeqeq 2695 outermostContext = context == document || context || outermost; 2696 } 2697 2698 // Add elements passing elementMatchers directly to results 2699 // Support: IE<9, Safari 2700 // Tolerate NodeList properties (IE: "length"; Safari: <number>) matching elements by id 2701 for ( ; i !== len && ( elem = elems[ i ] ) != null; i++ ) { 2702 if ( byElement && elem ) { 2703 j = 0; 2704 2705 // Support: IE 11+, Edge 17 - 18+ 2706 // IE/Edge sometimes throw a "Permission denied" error when strict-comparing 2707 // two documents; shallow comparisons work. 2708 // eslint-disable-next-line eqeqeq 2709 if ( !context && elem.ownerDocument != document ) { 2710 setDocument( elem ); 2711 xml = !documentIsHTML; 2712 } 2713 while ( ( matcher = elementMatchers[ j++ ] ) ) { 2714 if ( matcher( elem, context || document, xml ) ) { 2715 results.push( elem ); 2716 break; 2717 } 2718 } 2719 if ( outermost ) { 2720 dirruns = dirrunsUnique; 2721 } 2722 } 2723 2724 // Track unmatched elements for set filters 2725 if ( bySet ) { 2726 2727 // They will have gone through all possible matchers 2728 if ( ( elem = !matcher && elem ) ) { 2729 matchedCount--; 2730 } 2731 2732 // Lengthen the array for every element, matched or not 2733 if ( seed ) { 2734 unmatched.push( elem ); 2735 } 2736 } 2737 } 2738 2739 // `i` is now the count of elements visited above, and adding it to `matchedCount` 2740 // makes the latter nonnegative. 2741 matchedCount += i; 2742 2743 // Apply set filters to unmatched elements 2744 // NOTE: This can be skipped if there are no unmatched elements (i.e., `matchedCount` 2745 // equals `i`), unless we didn't visit _any_ elements in the above loop because we have 2746 // no element matchers and no seed. 2747 // Incrementing an initially-string "0" `i` allows `i` to remain a string only in that 2748 // case, which will result in a "00" `matchedCount` that differs from `i` but is also 2749 // numerically zero. 2750 if ( bySet && i !== matchedCount ) { 2751 j = 0; 2752 while ( ( matcher = setMatchers[ j++ ] ) ) { 2753 matcher( unmatched, setMatched, context, xml ); 2754 } 2755 2756 if ( seed ) { 2757 2758 // Reintegrate element matches to eliminate the need for sorting 2759 if ( matchedCount > 0 ) { 2760 while ( i-- ) { 2761 if ( !( unmatched[ i ] || setMatched[ i ] ) ) { 2762 setMatched[ i ] = pop.call( results ); 2763 } 2764 } 2765 } 2766 2767 // Discard index placeholder values to get only actual matches 2768 setMatched = condense( setMatched ); 2769 } 2770 2771 // Add matches to results 2772 push.apply( results, setMatched ); 2773 2774 // Seedless set matches succeeding multiple successful matchers stipulate sorting 2775 if ( outermost && !seed && setMatched.length > 0 && 2776 ( matchedCount + setMatchers.length ) > 1 ) { 2777 2778 Sizzle.uniqueSort( results ); 2779 } 2780 } 2781 2782 // Override manipulation of globals by nested matchers 2783 if ( outermost ) { 2784 dirruns = dirrunsUnique; 2785 outermostContext = contextBackup; 2786 } 2787 2788 return unmatched; 2789 }; 2790 2791 return bySet ? 2792 markFunction( superMatcher ) : 2793 superMatcher; 2794 } 2795 2796 compile = Sizzle.compile = function( selector, match /* Internal Use Only */ ) { 2797 var i, 2798 setMatchers = [], 2799 elementMatchers = [], 2800 cached = compilerCache[ selector + " " ]; 2801 2802 if ( !cached ) { 2803 2804 // Generate a function of recursive functions that can be used to check each element 2805 if ( !match ) { 2806 match = tokenize( selector ); 2807 } 2808 i = match.length; 2809 while ( i-- ) { 2810 cached = matcherFromTokens( match[ i ] ); 2811 if ( cached[ expando ] ) { 2812 setMatchers.push( cached ); 2813 } else { 2814 elementMatchers.push( cached ); 2815 } 2816 } 2817 2818 // Cache the compiled function 2819 cached = compilerCache( 2820 selector, 2821 matcherFromGroupMatchers( elementMatchers, setMatchers ) 2822 ); 2823 2824 // Save selector and tokenization 2825 cached.selector = selector; 2826 } 2827 return cached; 2828 }; 2829 2830 /** 2831 * A low-level selection function that works with Sizzle's compiled 2832 * selector functions 2833 * @param {String|Function} selector A selector or a pre-compiled 2834 * selector function built with Sizzle.compile 2835 * @param {Element} context 2836 * @param {Array} [results] 2837 * @param {Array} [seed] A set of elements to match against 2838 */ 2839 select = Sizzle.select = function( selector, context, results, seed ) { 2840 var i, tokens, token, type, find, 2841 compiled = typeof selector === "function" && selector, 2842 match = !seed && tokenize( ( selector = compiled.selector || selector ) ); 2843 2844 results = results || []; 2845 2846 // Try to minimize operations if there is only one selector in the list and no seed 2847 // (the latter of which guarantees us context) 2848 if ( match.length === 1 ) { 2849 2850 // Reduce context if the leading compound selector is an ID 2851 tokens = match[ 0 ] = match[ 0 ].slice( 0 ); 2852 if ( tokens.length > 2 && ( token = tokens[ 0 ] ).type === "ID" && 2853 context.nodeType === 9 && documentIsHTML && Expr.relative[ tokens[ 1 ].type ] ) { 2854 2855 context = ( Expr.find[ "ID" ]( token.matches[ 0 ] 2856 .replace( runescape, funescape ), context ) || [] )[ 0 ]; 2857 if ( !context ) { 2858 return results; 2859 2860 // Precompiled matchers will still verify ancestry, so step up a level 2861 } else if ( compiled ) { 2862 context = context.parentNode; 2863 } 2864 2865 selector = selector.slice( tokens.shift().value.length ); 2866 } 2867 2868 // Fetch a seed set for right-to-left matching 2869 i = matchExpr[ "needsContext" ].test( selector ) ? 0 : tokens.length; 2870 while ( i-- ) { 2871 token = tokens[ i ]; 2872 2873 // Abort if we hit a combinator 2874 if ( Expr.relative[ ( type = token.type ) ] ) { 2875 break; 2876 } 2877 if ( ( find = Expr.find[ type ] ) ) { 2878 2879 // Search, expanding context for leading sibling combinators 2880 if ( ( seed = find( 2881 token.matches[ 0 ].replace( runescape, funescape ), 2882 rsibling.test( tokens[ 0 ].type ) && testContext( context.parentNode ) || 2883 context 2884 ) ) ) { 2885 2886 // If seed is empty or no tokens remain, we can return early 2887 tokens.splice( i, 1 ); 2888 selector = seed.length && toSelector( tokens ); 2889 if ( !selector ) { 2890 push.apply( results, seed ); 2891 return results; 2892 } 2893 2894 break; 2895 } 2896 } 2897 } 2898 } 2899 2900 // Compile and execute a filtering function if one is not provided 2901 // Provide `match` to avoid retokenization if we modified the selector above 2902 ( compiled || compile( selector, match ) )( 2903 seed, 2904 context, 2905 !documentIsHTML, 2906 results, 2907 !context || rsibling.test( selector ) && testContext( context.parentNode ) || context 2908 ); 2909 return results; 2910 }; 2911 2912 // One-time assignments 2913 2914 // Sort stability 2915 support.sortStable = expando.split( "" ).sort( sortOrder ).join( "" ) === expando; 2916 2917 // Support: Chrome 14-35+ 2918 // Always assume duplicates if they aren't passed to the comparison function 2919 support.detectDuplicates = !!hasDuplicate; 2920 2921 // Initialize against the default document 2922 setDocument(); 2923 2924 // Support: Webkit<537.32 - Safari 6.0.3/Chrome 25 (fixed in Chrome 27) 2925 // Detached nodes confoundingly follow *each other* 2926 support.sortDetached = assert( function( el ) { 2927 2928 // Should return 1, but returns 4 (following) 2929 return el.compareDocumentPosition( document.createElement( "fieldset" ) ) & 1; 2930 } ); 2931 2932 // Support: IE<8 2933 // Prevent attribute/property "interpolation" 2934 // https://msdn.microsoft.com/en-us/library/ms536429%28VS.85%29.aspx 2935 if ( !assert( function( el ) { 2936 el.innerHTML = "<a href='#'></a>"; 2937 return el.firstChild.getAttribute( "href" ) === "#"; 2938 } ) ) { 2939 addHandle( "type|href|height|width", function( elem, name, isXML ) { 2940 if ( !isXML ) { 2941 return elem.getAttribute( name, name.toLowerCase() === "type" ? 1 : 2 ); 2942 } 2943 } ); 2944 } 2945 2946 // Support: IE<9 2947 // Use defaultValue in place of getAttribute("value") 2948 if ( !support.attributes || !assert( function( el ) { 2949 el.innerHTML = "<input/>"; 2950 el.firstChild.setAttribute( "value", "" ); 2951 return el.firstChild.getAttribute( "value" ) === ""; 2952 } ) ) { 2953 addHandle( "value", function( elem, _name, isXML ) { 2954 if ( !isXML && elem.nodeName.toLowerCase() === "input" ) { 2955 return elem.defaultValue; 2956 } 2957 } ); 2958 } 2959 2960 // Support: IE<9 2961 // Use getAttributeNode to fetch booleans when getAttribute lies 2962 if ( !assert( function( el ) { 2963 return el.getAttribute( "disabled" ) == null; 2964 } ) ) { 2965 addHandle( booleans, function( elem, name, isXML ) { 2966 var val; 2967 if ( !isXML ) { 2968 return elem[ name ] === true ? name.toLowerCase() : 2969 ( val = elem.getAttributeNode( name ) ) && val.specified ? 2970 val.value : 2971 null; 2972 } 2973 } ); 2974 } 2975 2976 return Sizzle; 2977 2978 } )( window ); 2979 2980 2981 2982 jQuery.find = Sizzle; 2983 jQuery.expr = Sizzle.selectors; 2984 2985 // Deprecated 2986 jQuery.expr[ ":" ] = jQuery.expr.pseudos; 2987 jQuery.uniqueSort = jQuery.unique = Sizzle.uniqueSort; 2988 jQuery.text = Sizzle.getText; 2989 jQuery.isXMLDoc = Sizzle.isXML; 2990 jQuery.contains = Sizzle.contains; 2991 jQuery.escapeSelector = Sizzle.escape; 2992 2993 2994 2995 2996 var dir = function( elem, dir, until ) { 2997 var matched = [], 2998 truncate = until !== undefined; 2999 3000 while ( ( elem = elem[ dir ] ) && elem.nodeType !== 9 ) { 3001 if ( elem.nodeType === 1 ) { 3002 if ( truncate && jQuery( elem ).is( until ) ) { 3003 break; 3004 } 3005 matched.push( elem ); 3006 } 3007 } 3008 return matched; 3009 }; 3010 3011 3012 var siblings = function( n, elem ) { 3013 var matched = []; 3014 3015 for ( ; n; n = n.nextSibling ) { 3016 if ( n.nodeType === 1 && n !== elem ) { 3017 matched.push( n ); 3018 } 3019 } 3020 3021 return matched; 3022 }; 3023 3024 3025 var rneedsContext = jQuery.expr.match.needsContext; 3026 3027 3028 3029 function nodeName( elem, name ) { 3030 3031 return elem.nodeName && elem.nodeName.toLowerCase() === name.toLowerCase(); 3032 3033 } 3034 var rsingleTag = ( /^<([a-z][^\/\0>:\x20\t\r\n\f]*)[\x20\t\r\n\f]*\/?>(?:<\/\1>|)$/i ); 3035 3036 3037 3038 // Implement the identical functionality for filter and not 3039 function winnow( elements, qualifier, not ) { 3040 if ( isFunction( qualifier ) ) { 3041 return jQuery.grep( elements, function( elem, i ) { 3042 return !!qualifier.call( elem, i, elem ) !== not; 3043 } ); 3044 } 3045 3046 // Single element 3047 if ( qualifier.nodeType ) { 3048 return jQuery.grep( elements, function( elem ) { 3049 return ( elem === qualifier ) !== not; 3050 } ); 3051 } 3052 3053 // Arraylike of elements (jQuery, arguments, Array) 3054 if ( typeof qualifier !== "string" ) { 3055 return jQuery.grep( elements, function( elem ) { 3056 return ( indexOf.call( qualifier, elem ) > -1 ) !== not; 3057 } ); 3058 } 3059 3060 // Filtered directly for both simple and complex selectors 3061 return jQuery.filter( qualifier, elements, not ); 3062 } 3063 3064 jQuery.filter = function( expr, elems, not ) { 3065 var elem = elems[ 0 ]; 3066 3067 if ( not ) { 3068 expr = ":not(" + expr + ")"; 3069 } 3070 3071 if ( elems.length === 1 && elem.nodeType === 1 ) { 3072 return jQuery.find.matchesSelector( elem, expr ) ? [ elem ] : []; 3073 } 3074 3075 return jQuery.find.matches( expr, jQuery.grep( elems, function( elem ) { 3076 return elem.nodeType === 1; 3077 } ) ); 3078 }; 3079 3080 jQuery.fn.extend( { 3081 find: function( selector ) { 3082 var i, ret, 3083 len = this.length, 3084 self = this; 3085 3086 if ( typeof selector !== "string" ) { 3087 return this.pushStack( jQuery( selector ).filter( function() { 3088 for ( i = 0; i < len; i++ ) { 3089 if ( jQuery.contains( self[ i ], this ) ) { 3090 return true; 3091 } 3092 } 3093 } ) ); 3094 } 3095 3096 ret = this.pushStack( [] ); 3097 3098 for ( i = 0; i < len; i++ ) { 3099 jQuery.find( selector, self[ i ], ret ); 3100 } 3101 3102 return len > 1 ? jQuery.uniqueSort( ret ) : ret; 3103 }, 3104 filter: function( selector ) { 3105 return this.pushStack( winnow( this, selector || [], false ) ); 3106 }, 3107 not: function( selector ) { 3108 return this.pushStack( winnow( this, selector || [], true ) ); 3109 }, 3110 is: function( selector ) { 3111 return !!winnow( 3112 this, 3113 3114 // If this is a positional/relative selector, check membership in the returned set 3115 // so $("p:first").is("p:last") won't return true for a doc with two "p". 3116 typeof selector === "string" && rneedsContext.test( selector ) ? 3117 jQuery( selector ) : 3118 selector || [], 3119 false 3120 ).length; 3121 } 3122 } ); 3123 3124 3125 // Initialize a jQuery object 3126 3127 3128 // A central reference to the root jQuery(document) 3129 var rootjQuery, 3130 3131 // A simple way to check for HTML strings 3132 // Prioritize #id over <tag> to avoid XSS via location.hash (#9521) 3133 // Strict HTML recognition (#11290: must start with <) 3134 // Shortcut simple #id case for speed 3135 rquickExpr = /^(?:\s*(<[\w\W]+>)[^>]*|#([\w-]+))$/, 3136 3137 init = jQuery.fn.init = function( selector, context, root ) { 3138 var match, elem; 3139 3140 // HANDLE: $(""), $(null), $(undefined), $(false) 3141 if ( !selector ) { 3142 return this; 3143 } 3144 3145 // Method init() accepts an alternate rootjQuery 3146 // so migrate can support jQuery.sub (gh-2101) 3147 root = root || rootjQuery; 3148 3149 // Handle HTML strings 3150 if ( typeof selector === "string" ) { 3151 if ( selector[ 0 ] === "<" && 3152 selector[ selector.length - 1 ] === ">" && 3153 selector.length >= 3 ) { 3154 3155 // Assume that strings that start and end with <> are HTML and skip the regex check 3156 match = [ null, selector, null ]; 3157 3158 } else { 3159 match = rquickExpr.exec( selector ); 3160 } 3161 3162 // Match html or make sure no context is specified for #id 3163 if ( match && ( match[ 1 ] || !context ) ) { 3164 3165 // HANDLE: $(html) -> $(array) 3166 if ( match[ 1 ] ) { 3167 context = context instanceof jQuery ? context[ 0 ] : context; 3168 3169 // Option to run scripts is true for back-compat 3170 // Intentionally let the error be thrown if parseHTML is not present 3171 jQuery.merge( this, jQuery.parseHTML( 3172 match[ 1 ], 3173 context && context.nodeType ? context.ownerDocument || context : document, 3174 true 3175 ) ); 3176 3177 // HANDLE: $(html, props) 3178 if ( rsingleTag.test( match[ 1 ] ) && jQuery.isPlainObject( context ) ) { 3179 for ( match in context ) { 3180 3181 // Properties of context are called as methods if possible 3182 if ( isFunction( this[ match ] ) ) { 3183 this[ match ]( context[ match ] ); 3184 3185 // ...and otherwise set as attributes 3186 } else { 3187 this.attr( match, context[ match ] ); 3188 } 3189 } 3190 } 3191 3192 return this; 3193 3194 // HANDLE: $(#id) 3195 } else { 3196 elem = document.getElementById( match[ 2 ] ); 3197 3198 if ( elem ) { 3199 3200 // Inject the element directly into the jQuery object 3201 this[ 0 ] = elem; 3202 this.length = 1; 3203 } 3204 return this; 3205 } 3206 3207 // HANDLE: $(expr, $(...)) 3208 } else if ( !context || context.jquery ) { 3209 return ( context || root ).find( selector ); 3210 3211 // HANDLE: $(expr, context) 3212 // (which is just equivalent to: $(context).find(expr) 3213 } else { 3214 return this.constructor( context ).find( selector ); 3215 } 3216 3217 // HANDLE: $(DOMElement) 3218 } else if ( selector.nodeType ) { 3219 this[ 0 ] = selector; 3220 this.length = 1; 3221 return this; 3222 3223 // HANDLE: $(function) 3224 // Shortcut for document ready 3225 } else if ( isFunction( selector ) ) { 3226 return root.ready !== undefined ? 3227 root.ready( selector ) : 3228 3229 // Execute immediately if ready is not present 3230 selector( jQuery ); 3231 } 3232 3233 return jQuery.makeArray( selector, this ); 3234 }; 3235 3236 // Give the init function the jQuery prototype for later instantiation 3237 init.prototype = jQuery.fn; 3238 3239 // Initialize central reference 3240 rootjQuery = jQuery( document ); 3241 3242 3243 var rparentsprev = /^(?:parents|prev(?:Until|All))/, 3244 3245 // Methods guaranteed to produce a unique set when starting from a unique set 3246 guaranteedUnique = { 3247 children: true, 3248 contents: true, 3249 next: true, 3250 prev: true 3251 }; 3252 3253 jQuery.fn.extend( { 3254 has: function( target ) { 3255 var targets = jQuery( target, this ), 3256 l = targets.length; 3257 3258 return this.filter( function() { 3259 var i = 0; 3260 for ( ; i < l; i++ ) { 3261 if ( jQuery.contains( this, targets[ i ] ) ) { 3262 return true; 3263 } 3264 } 3265 } ); 3266 }, 3267 3268 closest: function( selectors, context ) { 3269 var cur, 3270 i = 0, 3271 l = this.length, 3272 matched = [], 3273 targets = typeof selectors !== "string" && jQuery( selectors ); 3274 3275 // Positional selectors never match, since there's no _selection_ context 3276 if ( !rneedsContext.test( selectors ) ) { 3277 for ( ; i < l; i++ ) { 3278 for ( cur = this[ i ]; cur && cur !== context; cur = cur.parentNode ) { 3279 3280 // Always skip document fragments 3281 if ( cur.nodeType < 11 && ( targets ? 3282 targets.index( cur ) > -1 : 3283 3284 // Don't pass non-elements to Sizzle 3285 cur.nodeType === 1 && 3286 jQuery.find.matchesSelector( cur, selectors ) ) ) { 3287 3288 matched.push( cur ); 3289 break; 3290 } 3291 } 3292 } 3293 } 3294 3295 return this.pushStack( matched.length > 1 ? jQuery.uniqueSort( matched ) : matched ); 3296 }, 3297 3298 // Determine the position of an element within the set 3299 index: function( elem ) { 3300 3301 // No argument, return index in parent 3302 if ( !elem ) { 3303 return ( this[ 0 ] && this[ 0 ].parentNode ) ? this.first().prevAll().length : -1; 3304 } 3305 3306 // Index in selector 3307 if ( typeof elem === "string" ) { 3308 return indexOf.call( jQuery( elem ), this[ 0 ] ); 3309 } 3310 3311 // Locate the position of the desired element 3312 return indexOf.call( this, 3313 3314 // If it receives a jQuery object, the first element is used 3315 elem.jquery ? elem[ 0 ] : elem 3316 ); 3317 }, 3318 3319 add: function( selector, context ) { 3320 return this.pushStack( 3321 jQuery.uniqueSort( 3322 jQuery.merge( this.get(), jQuery( selector, context ) ) 3323 ) 3324 ); 3325 }, 3326 3327 addBack: function( selector ) { 3328 return this.add( selector == null ? 3329 this.prevObject : this.prevObject.filter( selector ) 3330 ); 3331 } 3332 } ); 3333 3334 function sibling( cur, dir ) { 3335 while ( ( cur = cur[ dir ] ) && cur.nodeType !== 1 ) {} 3336 return cur; 3337 } 3338 3339 jQuery.each( { 3340 parent: function( elem ) { 3341 var parent = elem.parentNode; 3342 return parent && parent.nodeType !== 11 ? parent : null; 3343 }, 3344 parents: function( elem ) { 3345 return dir( elem, "parentNode" ); 3346 }, 3347 parentsUntil: function( elem, _i, until ) { 3348 return dir( elem, "parentNode", until ); 3349 }, 3350 next: function( elem ) { 3351 return sibling( elem, "nextSibling" ); 3352 }, 3353 prev: function( elem ) { 3354 return sibling( elem, "previousSibling" ); 3355 }, 3356 nextAll: function( elem ) { 3357 return dir( elem, "nextSibling" ); 3358 }, 3359 prevAll: function( elem ) { 3360 return dir( elem, "previousSibling" ); 3361 }, 3362 nextUntil: function( elem, _i, until ) { 3363 return dir( elem, "nextSibling", until ); 3364 }, 3365 prevUntil: function( elem, _i, until ) { 3366 return dir( elem, "previousSibling", until ); 3367 }, 3368 siblings: function( elem ) { 3369 return siblings( ( elem.parentNode || {} ).firstChild, elem ); 3370 }, 3371 children: function( elem ) { 3372 return siblings( elem.firstChild ); 3373 }, 3374 contents: function( elem ) { 3375 if ( elem.contentDocument != null && 3376 3377 // Support: IE 11+ 3378 // <object> elements with no `data` attribute has an object 3379 // `contentDocument` with a `null` prototype. 3380 getProto( elem.contentDocument ) ) { 3381 3382 return elem.contentDocument; 3383 } 3384 3385 // Support: IE 9 - 11 only, iOS 7 only, Android Browser <=4.3 only 3386 // Treat the template element as a regular one in browsers that 3387 // don't support it. 3388 if ( nodeName( elem, "template" ) ) { 3389 elem = elem.content || elem; 3390 } 3391 3392 return jQuery.merge( [], elem.childNodes ); 3393 } 3394 }, function( name, fn ) { 3395 jQuery.fn[ name ] = function( until, selector ) { 3396 var matched = jQuery.map( this, fn, until ); 3397 3398 if ( name.slice( -5 ) !== "Until" ) { 3399 selector = until; 3400 } 3401 3402 if ( selector && typeof selector === "string" ) { 3403 matched = jQuery.filter( selector, matched ); 3404 } 3405 3406 if ( this.length > 1 ) { 3407 3408 // Remove duplicates 3409 if ( !guaranteedUnique[ name ] ) { 3410 jQuery.uniqueSort( matched ); 3411 } 3412 3413 // Reverse order for parents* and prev-derivatives 3414 if ( rparentsprev.test( name ) ) { 3415 matched.reverse(); 3416 } 3417 } 3418 3419 return this.pushStack( matched ); 3420 }; 3421 } ); 3422 var rnothtmlwhite = ( /[^\x20\t\r\n\f]+/g ); 3423 3424 3425 3426 // Convert String-formatted options into Object-formatted ones 3427 function createOptions( options ) { 3428 var object = {}; 3429 jQuery.each( options.match( rnothtmlwhite ) || [], function( _, flag ) { 3430 object[ flag ] = true; 3431 } ); 3432 return object; 3433 } 3434 3435 /* 3436 * Create a callback list using the following parameters: 3437 * 3438 * options: an optional list of space-separated options that will change how 3439 * the callback list behaves or a more traditional option object 3440 * 3441 * By default a callback list will act like an event callback list and can be 3442 * "fired" multiple times. 3443 * 3444 * Possible options: 3445 * 3446 * once: will ensure the callback list can only be fired once (like a Deferred) 3447 * 3448 * memory: will keep track of previous values and will call any callback added 3449 * after the list has been fired right away with the latest "memorized" 3450 * values (like a Deferred) 3451 * 3452 * unique: will ensure a callback can only be added once (no duplicate in the list) 3453 * 3454 * stopOnFalse: interrupt callings when a callback returns false 3455 * 3456 */ 3457 jQuery.Callbacks = function( options ) { 3458 3459 // Convert options from String-formatted to Object-formatted if needed 3460 // (we check in cache first) 3461 options = typeof options === "string" ? 3462 createOptions( options ) : 3463 jQuery.extend( {}, options ); 3464 3465 var // Flag to know if list is currently firing 3466 firing, 3467 3468 // Last fire value for non-forgettable lists 3469 memory, 3470 3471 // Flag to know if list was already fired 3472 fired, 3473 3474 // Flag to prevent firing 3475 locked, 3476 3477 // Actual callback list 3478 list = [], 3479 3480 // Queue of execution data for repeatable lists 3481 queue = [], 3482 3483 // Index of currently firing callback (modified by add/remove as needed) 3484 firingIndex = -1, 3485 3486 // Fire callbacks 3487 fire = function() { 3488 3489 // Enforce single-firing 3490 locked = locked || options.once; 3491 3492 // Execute callbacks for all pending executions, 3493 // respecting firingIndex overrides and runtime changes 3494 fired = firing = true; 3495 for ( ; queue.length; firingIndex = -1 ) { 3496 memory = queue.shift(); 3497 while ( ++firingIndex < list.length ) { 3498 3499 // Run callback and check for early termination 3500 if ( list[ firingIndex ].apply( memory[ 0 ], memory[ 1 ] ) === false && 3501 options.stopOnFalse ) { 3502 3503 // Jump to end and forget the data so .add doesn't re-fire 3504 firingIndex = list.length; 3505 memory = false; 3506 } 3507 } 3508 } 3509 3510 // Forget the data if we're done with it 3511 if ( !options.memory ) { 3512 memory = false; 3513 } 3514 3515 firing = false; 3516 3517 // Clean up if we're done firing for good 3518 if ( locked ) { 3519 3520 // Keep an empty list if we have data for future add calls 3521 if ( memory ) { 3522 list = []; 3523 3524 // Otherwise, this object is spent 3525 } else { 3526 list = ""; 3527 } 3528 } 3529 }, 3530 3531 // Actual Callbacks object 3532 self = { 3533 3534 // Add a callback or a collection of callbacks to the list 3535 add: function() { 3536 if ( list ) { 3537 3538 // If we have memory from a past run, we should fire after adding 3539 if ( memory && !firing ) { 3540 firingIndex = list.length - 1; 3541 queue.push( memory ); 3542 } 3543 3544 ( function add( args ) { 3545 jQuery.each( args, function( _, arg ) { 3546 if ( isFunction( arg ) ) { 3547 if ( !options.unique || !self.has( arg ) ) { 3548 list.push( arg ); 3549 } 3550 } else if ( arg && arg.length && toType( arg ) !== "string" ) { 3551 3552 // Inspect recursively 3553 add( arg ); 3554 } 3555 } ); 3556 } )( arguments ); 3557 3558 if ( memory && !firing ) { 3559 fire(); 3560 } 3561 } 3562 return this; 3563 }, 3564 3565 // Remove a callback from the list 3566 remove: function() { 3567 jQuery.each( arguments, function( _, arg ) { 3568 var index; 3569 while ( ( index = jQuery.inArray( arg, list, index ) ) > -1 ) { 3570 list.splice( index, 1 ); 3571 3572 // Handle firing indexes 3573 if ( index <= firingIndex ) { 3574 firingIndex--; 3575 } 3576 } 3577 } ); 3578 return this; 3579 }, 3580 3581 // Check if a given callback is in the list. 3582 // If no argument is given, return whether or not list has callbacks attached. 3583 has: function( fn ) { 3584 return fn ? 3585 jQuery.inArray( fn, list ) > -1 : 3586 list.length > 0; 3587 }, 3588 3589 // Remove all callbacks from the list 3590 empty: function() { 3591 if ( list ) { 3592 list = []; 3593 } 3594 return this; 3595 }, 3596 3597 // Disable .fire and .add 3598 // Abort any current/pending executions 3599 // Clear all callbacks and values 3600 disable: function() { 3601 locked = queue = []; 3602 list = memory = ""; 3603 return this; 3604 }, 3605 disabled: function() { 3606 return !list; 3607 }, 3608 3609 // Disable .fire 3610 // Also disable .add unless we have memory (since it would have no effect) 3611 // Abort any pending executions 3612 lock: function() { 3613 locked = queue = []; 3614 if ( !memory && !firing ) { 3615 list = memory = ""; 3616 } 3617 return this; 3618 }, 3619 locked: function() { 3620 return !!locked; 3621 }, 3622 3623 // Call all callbacks with the given context and arguments 3624 fireWith: function( context, args ) { 3625 if ( !locked ) { 3626 args = args || []; 3627 args = [ context, args.slice ? args.slice() : args ]; 3628 queue.push( args ); 3629 if ( !firing ) { 3630 fire(); 3631 } 3632 } 3633 return this; 3634 }, 3635 3636 // Call all the callbacks with the given arguments 3637 fire: function() { 3638 self.fireWith( this, arguments ); 3639 return this; 3640 }, 3641 3642 // To know if the callbacks have already been called at least once 3643 fired: function() { 3644 return !!fired; 3645 } 3646 }; 3647 3648 return self; 3649 }; 3650 3651 3652 function Identity( v ) { 3653 return v; 3654 } 3655 function Thrower( ex ) { 3656 throw ex; 3657 } 3658 3659 function adoptValue( value, resolve, reject, noValue ) { 3660 var method; 3661 3662 try { 3663 3664 // Check for promise aspect first to privilege synchronous behavior 3665 if ( value && isFunction( ( method = value.promise ) ) ) { 3666 method.call( value ).done( resolve ).fail( reject ); 3667 3668 // Other thenables 3669 } else if ( value && isFunction( ( method = value.then ) ) ) { 3670 method.call( value, resolve, reject ); 3671 3672 // Other non-thenables 3673 } else { 3674 3675 // Control `resolve` arguments by letting Array#slice cast boolean `noValue` to integer: 3676 // * false: [ value ].slice( 0 ) => resolve( value ) 3677 // * true: [ value ].slice( 1 ) => resolve() 3678 resolve.apply( undefined, [ value ].slice( noValue ) ); 3679 } 3680 3681 // For Promises/A+, convert exceptions into rejections 3682 // Since jQuery.when doesn't unwrap thenables, we can skip the extra checks appearing in 3683 // Deferred#then to conditionally suppress rejection. 3684 } catch ( value ) { 3685 3686 // Support: Android 4.0 only 3687 // Strict mode functions invoked without .call/.apply get global-object context 3688 reject.apply( undefined, [ value ] ); 3689 } 3690 } 3691 3692 jQuery.extend( { 3693 3694 Deferred: function( func ) { 3695 var tuples = [ 3696 3697 // action, add listener, callbacks, 3698 // ... .then handlers, argument index, [final state] 3699 [ "notify", "progress", jQuery.Callbacks( "memory" ), 3700 jQuery.Callbacks( "memory" ), 2 ], 3701 [ "resolve", "done", jQuery.Callbacks( "once memory" ), 3702 jQuery.Callbacks( "once memory" ), 0, "resolved" ], 3703 [ "reject", "fail", jQuery.Callbacks( "once memory" ), 3704 jQuery.Callbacks( "once memory" ), 1, "rejected" ] 3705 ], 3706 state = "pending", 3707 promise = { 3708 state: function() { 3709 return state; 3710 }, 3711 always: function() { 3712 deferred.done( arguments ).fail( arguments ); 3713 return this; 3714 }, 3715 "catch": function( fn ) { 3716 return promise.then( null, fn ); 3717 }, 3718 3719 // Keep pipe for back-compat 3720 pipe: function( /* fnDone, fnFail, fnProgress */ ) { 3721 var fns = arguments; 3722 3723 return jQuery.Deferred( function( newDefer ) { 3724 jQuery.each( tuples, function( _i, tuple ) { 3725 3726 // Map tuples (progress, done, fail) to arguments (done, fail, progress) 3727 var fn = isFunction( fns[ tuple[ 4 ] ] ) && fns[ tuple[ 4 ] ]; 3728 3729 // deferred.progress(function() { bind to newDefer or newDefer.notify }) 3730 // deferred.done(function() { bind to newDefer or newDefer.resolve }) 3731 // deferred.fail(function() { bind to newDefer or newDefer.reject }) 3732 deferred[ tuple[ 1 ] ]( function() { 3733 var returned = fn && fn.apply( this, arguments ); 3734 if ( returned && isFunction( returned.promise ) ) { 3735 returned.promise() 3736 .progress( newDefer.notify ) 3737 .done( newDefer.resolve ) 3738 .fail( newDefer.reject ); 3739 } else { 3740 newDefer[ tuple[ 0 ] + "With" ]( 3741 this, 3742 fn ? [ returned ] : arguments 3743 ); 3744 } 3745 } ); 3746 } ); 3747 fns = null; 3748 } ).promise(); 3749 }, 3750 then: function( onFulfilled, onRejected, onProgress ) { 3751 var maxDepth = 0; 3752 function resolve( depth, deferred, handler, special ) { 3753 return function() { 3754 var that = this, 3755 args = arguments, 3756 mightThrow = function() { 3757 var returned, then; 3758 3759 // Support: Promises/A+ section 2.3.3.3.3 3760 // https://promisesaplus.com/#point-59 3761 // Ignore double-resolution attempts 3762 if ( depth < maxDepth ) { 3763 return; 3764 } 3765 3766 returned = handler.apply( that, args ); 3767 3768 // Support: Promises/A+ section 2.3.1 3769 // https://promisesaplus.com/#point-48 3770 if ( returned === deferred.promise() ) { 3771 throw new TypeError( "Thenable self-resolution" ); 3772 } 3773 3774 // Support: Promises/A+ sections 2.3.3.1, 3.5 3775 // https://promisesaplus.com/#point-54 3776 // https://promisesaplus.com/#point-75 3777 // Retrieve `then` only once 3778 then = returned && 3779 3780 // Support: Promises/A+ section 2.3.4 3781 // https://promisesaplus.com/#point-64 3782 // Only check objects and functions for thenability 3783 ( typeof returned === "object" || 3784 typeof returned === "function" ) && 3785 returned.then; 3786 3787 // Handle a returned thenable 3788 if ( isFunction( then ) ) { 3789 3790 // Special processors (notify) just wait for resolution 3791 if ( special ) { 3792 then.call( 3793 returned, 3794 resolve( maxDepth, deferred, Identity, special ), 3795 resolve( maxDepth, deferred, Thrower, special ) 3796 ); 3797 3798 // Normal processors (resolve) also hook into progress 3799 } else { 3800 3801 // ...and disregard older resolution values 3802 maxDepth++; 3803 3804 then.call( 3805 returned, 3806 resolve( maxDepth, deferred, Identity, special ), 3807 resolve( maxDepth, deferred, Thrower, special ), 3808 resolve( maxDepth, deferred, Identity, 3809 deferred.notifyWith ) 3810 ); 3811 } 3812 3813 // Handle all other returned values 3814 } else { 3815 3816 // Only substitute handlers pass on context 3817 // and multiple values (non-spec behavior) 3818 if ( handler !== Identity ) { 3819 that = undefined; 3820 args = [ returned ]; 3821 } 3822 3823 // Process the value(s) 3824 // Default process is resolve 3825 ( special || deferred.resolveWith )( that, args ); 3826 } 3827 }, 3828 3829 // Only normal processors (resolve) catch and reject exceptions 3830 process = special ? 3831 mightThrow : 3832 function() { 3833 try { 3834 mightThrow(); 3835 } catch ( e ) { 3836 3837 if ( jQuery.Deferred.exceptionHook ) { 3838 jQuery.Deferred.exceptionHook( e, 3839 process.stackTrace ); 3840 } 3841 3842 // Support: Promises/A+ section 2.3.3.3.4.1 3843 // https://promisesaplus.com/#point-61 3844 // Ignore post-resolution exceptions 3845 if ( depth + 1 >= maxDepth ) { 3846 3847 // Only substitute handlers pass on context 3848 // and multiple values (non-spec behavior) 3849 if ( handler !== Thrower ) { 3850 that = undefined; 3851 args = [ e ]; 3852 } 3853 3854 deferred.rejectWith( that, args ); 3855 } 3856 } 3857 }; 3858 3859 // Support: Promises/A+ section 2.3.3.3.1 3860 // https://promisesaplus.com/#point-57 3861 // Re-resolve promises immediately to dodge false rejection from 3862 // subsequent errors 3863 if ( depth ) { 3864 process(); 3865 } else { 3866 3867 // Call an optional hook to record the stack, in case of exception 3868 // since it's otherwise lost when execution goes async 3869 if ( jQuery.Deferred.getStackHook ) { 3870 process.stackTrace = jQuery.Deferred.getStackHook(); 3871 } 3872 window.setTimeout( process ); 3873 } 3874 }; 3875 } 3876 3877 return jQuery.Deferred( function( newDefer ) { 3878 3879 // progress_handlers.add( ... ) 3880 tuples[ 0 ][ 3 ].add( 3881 resolve( 3882 0, 3883 newDefer, 3884 isFunction( onProgress ) ? 3885 onProgress : 3886 Identity, 3887 newDefer.notifyWith 3888 ) 3889 ); 3890 3891 // fulfilled_handlers.add( ... ) 3892 tuples[ 1 ][ 3 ].add( 3893 resolve( 3894 0, 3895 newDefer, 3896 isFunction( onFulfilled ) ? 3897 onFulfilled : 3898 Identity 3899 ) 3900 ); 3901 3902 // rejected_handlers.add( ... ) 3903 tuples[ 2 ][ 3 ].add( 3904 resolve( 3905 0, 3906 newDefer, 3907 isFunction( onRejected ) ? 3908 onRejected : 3909 Thrower 3910 ) 3911 ); 3912 } ).promise(); 3913 }, 3914 3915 // Get a promise for this deferred 3916 // If obj is provided, the promise aspect is added to the object 3917 promise: function( obj ) { 3918 return obj != null ? jQuery.extend( obj, promise ) : promise; 3919 } 3920 }, 3921 deferred = {}; 3922 3923 // Add list-specific methods 3924 jQuery.each( tuples, function( i, tuple ) { 3925 var list = tuple[ 2 ], 3926 stateString = tuple[ 5 ]; 3927 3928 // promise.progress = list.add 3929 // promise.done = list.add 3930 // promise.fail = list.add 3931 promise[ tuple[ 1 ] ] = list.add; 3932 3933 // Handle state 3934 if ( stateString ) { 3935 list.add( 3936 function() { 3937 3938 // state = "resolved" (i.e., fulfilled) 3939 // state = "rejected" 3940 state = stateString; 3941 }, 3942 3943 // rejected_callbacks.disable 3944 // fulfilled_callbacks.disable 3945 tuples[ 3 - i ][ 2 ].disable, 3946 3947 // rejected_handlers.disable 3948 // fulfilled_handlers.disable 3949 tuples[ 3 - i ][ 3 ].disable, 3950 3951 // progress_callbacks.lock 3952 tuples[ 0 ][ 2 ].lock, 3953 3954 // progress_handlers.lock 3955 tuples[ 0 ][ 3 ].lock 3956 ); 3957 } 3958 3959 // progress_handlers.fire 3960 // fulfilled_handlers.fire 3961 // rejected_handlers.fire 3962 list.add( tuple[ 3 ].fire ); 3963 3964 // deferred.notify = function() { deferred.notifyWith(...) } 3965 // deferred.resolve = function() { deferred.resolveWith(...) } 3966 // deferred.reject = function() { deferred.rejectWith(...) } 3967 deferred[ tuple[ 0 ] ] = function() { 3968 deferred[ tuple[ 0 ] + "With" ]( this === deferred ? undefined : this, arguments ); 3969 return this; 3970 }; 3971 3972 // deferred.notifyWith = list.fireWith 3973 // deferred.resolveWith = list.fireWith 3974 // deferred.rejectWith = list.fireWith 3975 deferred[ tuple[ 0 ] + "With" ] = list.fireWith; 3976 } ); 3977 3978 // Make the deferred a promise 3979 promise.promise( deferred ); 3980 3981 // Call given func if any 3982 if ( func ) { 3983 func.call( deferred, deferred ); 3984 } 3985 3986 // All done! 3987 return deferred; 3988 }, 3989 3990 // Deferred helper 3991 when: function( singleValue ) { 3992 var 3993 3994 // count of uncompleted subordinates 3995 remaining = arguments.length, 3996 3997 // count of unprocessed arguments 3998 i = remaining, 3999 4000 // subordinate fulfillment data 4001 resolveContexts = Array( i ), 4002 resolveValues = slice.call( arguments ), 4003 4004 // the primary Deferred 4005 primary = jQuery.Deferred(), 4006 4007 // subordinate callback factory 4008 updateFunc = function( i ) { 4009 return function( value ) { 4010 resolveContexts[ i ] = this; 4011 resolveValues[ i ] = arguments.length > 1 ? slice.call( arguments ) : value; 4012 if ( !( --remaining ) ) { 4013 primary.resolveWith( resolveContexts, resolveValues ); 4014 } 4015 }; 4016 }; 4017 4018 // Single- and empty arguments are adopted like Promise.resolve 4019 if ( remaining <= 1 ) { 4020 adoptValue( singleValue, primary.done( updateFunc( i ) ).resolve, primary.reject, 4021 !remaining ); 4022 4023 // Use .then() to unwrap secondary thenables (cf. gh-3000) 4024 if ( primary.state() === "pending" || 4025 isFunction( resolveValues[ i ] && resolveValues[ i ].then ) ) { 4026 4027 return primary.then(); 4028 } 4029 } 4030 4031 // Multiple arguments are aggregated like Promise.all array elements 4032 while ( i-- ) { 4033 adoptValue( resolveValues[ i ], updateFunc( i ), primary.reject ); 4034 } 4035 4036 return primary.promise(); 4037 } 4038 } ); 4039 4040 4041 // These usually indicate a programmer mistake during development, 4042 // warn about them ASAP rather than swallowing them by default. 4043 var rerrorNames = /^(Eval|Internal|Range|Reference|Syntax|Type|URI)Error$/; 4044 4045 jQuery.Deferred.exceptionHook = function( error, stack ) { 4046 4047 // Support: IE 8 - 9 only 4048 // Console exists when dev tools are open, which can happen at any time 4049 if ( window.console && window.console.warn && error && rerrorNames.test( error.name ) ) { 4050 window.console.warn( "jQuery.Deferred exception: " + error.message, error.stack, stack ); 4051 } 4052 }; 4053 4054 4055 4056 4057 jQuery.readyException = function( error ) { 4058 window.setTimeout( function() { 4059 throw error; 4060 } ); 4061 }; 4062 4063 4064 4065 4066 // The deferred used on DOM ready 4067 var readyList = jQuery.Deferred(); 4068 4069 jQuery.fn.ready = function( fn ) { 4070 4071 readyList 4072 .then( fn ) 4073 4074 // Wrap jQuery.readyException in a function so that the lookup 4075 // happens at the time of error handling instead of callback 4076 // registration. 4077 .catch( function( error ) { 4078 jQuery.readyException( error ); 4079 } ); 4080 4081 return this; 4082 }; 4083 4084 jQuery.extend( { 4085 4086 // Is the DOM ready to be used? Set to true once it occurs. 4087 isReady: false, 4088 4089 // A counter to track how many items to wait for before 4090 // the ready event fires. See #6781 4091 readyWait: 1, 4092 4093 // Handle when the DOM is ready 4094 ready: function( wait ) { 4095 4096 // Abort if there are pending holds or we're already ready 4097 if ( wait === true ? --jQuery.readyWait : jQuery.isReady ) { 4098 return; 4099 } 4100 4101 // Remember that the DOM is ready 4102 jQuery.isReady = true; 4103 4104 // If a normal DOM Ready event fired, decrement, and wait if need be 4105 if ( wait !== true && --jQuery.readyWait > 0 ) { 4106 return; 4107 } 4108 4109 // If there are functions bound, to execute 4110 readyList.resolveWith( document, [ jQuery ] ); 4111 } 4112 } ); 4113 4114 jQuery.ready.then = readyList.then; 4115 4116 // The ready event handler and self cleanup method 4117 function completed() { 4118 document.removeEventListener( "DOMContentLoaded", completed ); 4119 window.removeEventListener( "load", completed ); 4120 jQuery.ready(); 4121 } 4122 4123 // Catch cases where $(document).ready() is called 4124 // after the browser event has already occurred. 4125 // Support: IE <=9 - 10 only 4126 // Older IE sometimes signals "interactive" too soon 4127 if ( document.readyState === "complete" || 4128 ( document.readyState !== "loading" && !document.documentElement.doScroll ) ) { 4129 4130 // Handle it asynchronously to allow scripts the opportunity to delay ready 4131 window.setTimeout( jQuery.ready ); 4132 4133 } else { 4134 4135 // Use the handy event callback 4136 document.addEventListener( "DOMContentLoaded", completed ); 4137 4138 // A fallback to window.onload, that will always work 4139 window.addEventListener( "load", completed ); 4140 } 4141 4142 4143 4144 4145 // Multifunctional method to get and set values of a collection 4146 // The value/s can optionally be executed if it's a function 4147 var access = function( elems, fn, key, value, chainable, emptyGet, raw ) { 4148 var i = 0, 4149 len = elems.length, 4150 bulk = key == null; 4151 4152 // Sets many values 4153 if ( toType( key ) === "object" ) { 4154 chainable = true; 4155 for ( i in key ) { 4156 access( elems, fn, i, key[ i ], true, emptyGet, raw ); 4157 } 4158 4159 // Sets one value 4160 } else if ( value !== undefined ) { 4161 chainable = true; 4162 4163 if ( !isFunction( value ) ) { 4164 raw = true; 4165 } 4166 4167 if ( bulk ) { 4168 4169 // Bulk operations run against the entire set 4170 if ( raw ) { 4171 fn.call( elems, value ); 4172 fn = null; 4173 4174 // ...except when executing function values 4175 } else { 4176 bulk = fn; 4177 fn = function( elem, _key, value ) { 4178 return bulk.call( jQuery( elem ), value ); 4179 }; 4180 } 4181 } 4182 4183 if ( fn ) { 4184 for ( ; i < len; i++ ) { 4185 fn( 4186 elems[ i ], key, raw ? 4187 value : 4188 value.call( elems[ i ], i, fn( elems[ i ], key ) ) 4189 ); 4190 } 4191 } 4192 } 4193 4194 if ( chainable ) { 4195 return elems; 4196 } 4197 4198 // Gets 4199 if ( bulk ) { 4200 return fn.call( elems ); 4201 } 4202 4203 return len ? fn( elems[ 0 ], key ) : emptyGet; 4204 }; 4205 4206 4207 // Matches dashed string for camelizing 4208 var rmsPrefix = /^-ms-/, 4209 rdashAlpha = /-([a-z])/g; 4210 4211 // Used by camelCase as callback to replace() 4212 function fcamelCase( _all, letter ) { 4213 return letter.toUpperCase(); 4214 } 4215 4216 // Convert dashed to camelCase; used by the css and data modules 4217 // Support: IE <=9 - 11, Edge 12 - 15 4218 // Microsoft forgot to hump their vendor prefix (#9572) 4219 function camelCase( string ) { 4220 return string.replace( rmsPrefix, "ms-" ).replace( rdashAlpha, fcamelCase ); 4221 } 4222 var acceptData = function( owner ) { 4223 4224 // Accepts only: 4225 // - Node 4226 // - Node.ELEMENT_NODE 4227 // - Node.DOCUMENT_NODE 4228 // - Object 4229 // - Any 4230 return owner.nodeType === 1 || owner.nodeType === 9 || !( +owner.nodeType ); 4231 }; 4232 4233 4234 4235 4236 function Data() { 4237 this.expando = jQuery.expando + Data.uid++; 4238 } 4239 4240 Data.uid = 1; 4241 4242 Data.prototype = { 4243 4244 cache: function( owner ) { 4245 4246 // Check if the owner object already has a cache 4247 var value = owner[ this.expando ]; 4248 4249 // If not, create one 4250 if ( !value ) { 4251 value = {}; 4252 4253 // We can accept data for non-element nodes in modern browsers, 4254 // but we should not, see #8335. 4255 // Always return an empty object. 4256 if ( acceptData( owner ) ) { 4257 4258 // If it is a node unlikely to be stringify-ed or looped over 4259 // use plain assignment 4260 if ( owner.nodeType ) { 4261 owner[ this.expando ] = value; 4262 4263 // Otherwise secure it in a non-enumerable property 4264 // configurable must be true to allow the property to be 4265 // deleted when data is removed 4266 } else { 4267 Object.defineProperty( owner, this.expando, { 4268 value: value, 4269 configurable: true 4270 } ); 4271 } 4272 } 4273 } 4274 4275 return value; 4276 }, 4277 set: function( owner, data, value ) { 4278 var prop, 4279 cache = this.cache( owner ); 4280 4281 // Handle: [ owner, key, value ] args 4282 // Always use camelCase key (gh-2257) 4283 if ( typeof data === "string" ) { 4284 cache[ camelCase( data ) ] = value; 4285 4286 // Handle: [ owner, { properties } ] args 4287 } else { 4288 4289 // Copy the properties one-by-one to the cache object 4290 for ( prop in data ) { 4291 cache[ camelCase( prop ) ] = data[ prop ]; 4292 } 4293 } 4294 return cache; 4295 }, 4296 get: function( owner, key ) { 4297 return key === undefined ? 4298 this.cache( owner ) : 4299 4300 // Always use camelCase key (gh-2257) 4301 owner[ this.expando ] && owner[ this.expando ][ camelCase( key ) ]; 4302 }, 4303 access: function( owner, key, value ) { 4304 4305 // In cases where either: 4306 // 4307 // 1. No key was specified 4308 // 2. A string key was specified, but no value provided 4309 // 4310 // Take the "read" path and allow the get method to determine 4311 // which value to return, respectively either: 4312 // 4313 // 1. The entire cache object 4314 // 2. The data stored at the key 4315 // 4316 if ( key === undefined || 4317 ( ( key && typeof key === "string" ) && value === undefined ) ) { 4318 4319 return this.get( owner, key ); 4320 } 4321 4322 // When the key is not a string, or both a key and value 4323 // are specified, set or extend (existing objects) with either: 4324 // 4325 // 1. An object of properties 4326 // 2. A key and value 4327 // 4328 this.set( owner, key, value ); 4329 4330 // Since the "set" path can have two possible entry points 4331 // return the expected data based on which path was taken[*] 4332 return value !== undefined ? value : key; 4333 }, 4334 remove: function( owner, key ) { 4335 var i, 4336 cache = owner[ this.expando ]; 4337 4338 if ( cache === undefined ) { 4339 return; 4340 } 4341 4342 if ( key !== undefined ) { 4343 4344 // Support array or space separated string of keys 4345 if ( Array.isArray( key ) ) { 4346 4347 // If key is an array of keys... 4348 // We always set camelCase keys, so remove that. 4349 key = key.map( camelCase ); 4350 } else { 4351 key = camelCase( key ); 4352 4353 // If a key with the spaces exists, use it. 4354 // Otherwise, create an array by matching non-whitespace 4355 key = key in cache ? 4356 [ key ] : 4357 ( key.match( rnothtmlwhite ) || [] ); 4358 } 4359 4360 i = key.length; 4361 4362 while ( i-- ) { 4363 delete cache[ key[ i ] ]; 4364 } 4365 } 4366 4367 // Remove the expando if there's no more data 4368 if ( key === undefined || jQuery.isEmptyObject( cache ) ) { 4369 4370 // Support: Chrome <=35 - 45 4371 // Webkit & Blink performance suffers when deleting properties 4372 // from DOM nodes, so set to undefined instead 4373 // https://bugs.chromium.org/p/chromium/issues/detail?id=378607 (bug restricted) 4374 if ( owner.nodeType ) { 4375 owner[ this.expando ] = undefined; 4376 } else { 4377 delete owner[ this.expando ]; 4378 } 4379 } 4380 }, 4381 hasData: function( owner ) { 4382 var cache = owner[ this.expando ]; 4383 return cache !== undefined && !jQuery.isEmptyObject( cache ); 4384 } 4385 }; 4386 var dataPriv = new Data(); 4387 4388 var dataUser = new Data(); 4389 4390 4391 4392 // Implementation Summary 4393 // 4394 // 1. Enforce API surface and semantic compatibility with 1.9.x branch 4395 // 2. Improve the module's maintainability by reducing the storage 4396 // paths to a single mechanism. 4397 // 3. Use the same single mechanism to support "private" and "user" data. 4398 // 4. _Never_ expose "private" data to user code (TODO: Drop _data, _removeData) 4399 // 5. Avoid exposing implementation details on user objects (eg. expando properties) 4400 // 6. Provide a clear path for implementation upgrade to WeakMap in 2014 4401 4402 var rbrace = /^(?:\{[\w\W]*\}|\[[\w\W]*\])$/, 4403 rmultiDash = /[A-Z]/g; 4404 4405 function getData( data ) { 4406 if ( data === "true" ) { 4407 return true; 4408 } 4409 4410 if ( data === "false" ) { 4411 return false; 4412 } 4413 4414 if ( data === "null" ) { 4415 return null; 4416 } 4417 4418 // Only convert to a number if it doesn't change the string 4419 if ( data === +data + "" ) { 4420 return +data; 4421 } 4422 4423 if ( rbrace.test( data ) ) { 4424 return JSON.parse( data ); 4425 } 4426 4427 return data; 4428 } 4429 4430 function dataAttr( elem, key, data ) { 4431 var name; 4432 4433 // If nothing was found internally, try to fetch any 4434 // data from the HTML5 data-* attribute 4435 if ( data === undefined && elem.nodeType === 1 ) { 4436 name = "data-" + key.replace( rmultiDash, "-$&" ).toLowerCase(); 4437 data = elem.getAttribute( name ); 4438 4439 if ( typeof data === "string" ) { 4440 try { 4441 data = getData( data ); 4442 } catch ( e ) {} 4443 4444 // Make sure we set the data so it isn't changed later 4445 dataUser.set( elem, key, data ); 4446 } else { 4447 data = undefined; 4448 } 4449 } 4450 return data; 4451 } 4452 4453 jQuery.extend( { 4454 hasData: function( elem ) { 4455 return dataUser.hasData( elem ) || dataPriv.hasData( elem ); 4456 }, 4457 4458 data: function( elem, name, data ) { 4459 return dataUser.access( elem, name, data ); 4460 }, 4461 4462 removeData: function( elem, name ) { 4463 dataUser.remove( elem, name ); 4464 }, 4465 4466 // TODO: Now that all calls to _data and _removeData have been replaced 4467 // with direct calls to dataPriv methods, these can be deprecated. 4468 _data: function( elem, name, data ) { 4469 return dataPriv.access( elem, name, data ); 4470 }, 4471 4472 _removeData: function( elem, name ) { 4473 dataPriv.remove( elem, name ); 4474 } 4475 } ); 4476 4477 jQuery.fn.extend( { 4478 data: function( key, value ) { 4479 var i, name, data, 4480 elem = this[ 0 ], 4481 attrs = elem && elem.attributes; 4482 4483 // Gets all values 4484 if ( key === undefined ) { 4485 if ( this.length ) { 4486 data = dataUser.get( elem ); 4487 4488 if ( elem.nodeType === 1 && !dataPriv.get( elem, "hasDataAttrs" ) ) { 4489 i = attrs.length; 4490 while ( i-- ) { 4491 4492 // Support: IE 11 only 4493 // The attrs elements can be null (#14894) 4494 if ( attrs[ i ] ) { 4495 name = attrs[ i ].name; 4496 if ( name.indexOf( "data-" ) === 0 ) { 4497 name = camelCase( name.slice( 5 ) ); 4498 dataAttr( elem, name, data[ name ] ); 4499 } 4500 } 4501 } 4502 dataPriv.set( elem, "hasDataAttrs", true ); 4503 } 4504 } 4505 4506 return data; 4507 } 4508 4509 // Sets multiple values 4510 if ( typeof key === "object" ) { 4511 return this.each( function() { 4512 dataUser.set( this, key ); 4513 } ); 4514 } 4515 4516 return access( this, function( value ) { 4517 var data; 4518 4519 // The calling jQuery object (element matches) is not empty 4520 // (and therefore has an element appears at this[ 0 ]) and the 4521 // `value` parameter was not undefined. An empty jQuery object 4522 // will result in `undefined` for elem = this[ 0 ] which will 4523 // throw an exception if an attempt to read a data cache is made. 4524 if ( elem && value === undefined ) { 4525 4526 // Attempt to get data from the cache 4527 // The key will always be camelCased in Data 4528 data = dataUser.get( elem, key ); 4529 if ( data !== undefined ) { 4530 return data; 4531 } 4532 4533 // Attempt to "discover" the data in 4534 // HTML5 custom data-* attrs 4535 data = dataAttr( elem, key ); 4536 if ( data !== undefined ) { 4537 return data; 4538 } 4539 4540 // We tried really hard, but the data doesn't exist. 4541 return; 4542 } 4543 4544 // Set the data... 4545 this.each( function() { 4546 4547 // We always store the camelCased key 4548 dataUser.set( this, key, value ); 4549 } ); 4550 }, null, value, arguments.length > 1, null, true ); 4551 }, 4552 4553 removeData: function( key ) { 4554 return this.each( function() { 4555 dataUser.remove( this, key ); 4556 } ); 4557 } 4558 } ); 4559 4560 4561 jQuery.extend( { 4562 queue: function( elem, type, data ) { 4563 var queue; 4564 4565 if ( elem ) { 4566 type = ( type || "fx" ) + "queue"; 4567 queue = dataPriv.get( elem, type ); 4568 4569 // Speed up dequeue by getting out quickly if this is just a lookup 4570 if ( data ) { 4571 if ( !queue || Array.isArray( data ) ) { 4572 queue = dataPriv.access( elem, type, jQuery.makeArray( data ) ); 4573 } else { 4574 queue.push( data ); 4575 } 4576 } 4577 return queue || []; 4578 } 4579 }, 4580 4581 dequeue: function( elem, type ) { 4582 type = type || "fx"; 4583 4584 var queue = jQuery.queue( elem, type ), 4585 startLength = queue.length, 4586 fn = queue.shift(), 4587 hooks = jQuery._queueHooks( elem, type ), 4588 next = function() { 4589 jQuery.dequeue( elem, type ); 4590 }; 4591 4592 // If the fx queue is dequeued, always remove the progress sentinel 4593 if ( fn === "inprogress" ) { 4594 fn = queue.shift(); 4595 startLength--; 4596 } 4597 4598 if ( fn ) { 4599 4600 // Add a progress sentinel to prevent the fx queue from being 4601 // automatically dequeued 4602 if ( type === "fx" ) { 4603 queue.unshift( "inprogress" ); 4604 } 4605 4606 // Clear up the last queue stop function 4607 delete hooks.stop; 4608 fn.call( elem, next, hooks ); 4609 } 4610 4611 if ( !startLength && hooks ) { 4612 hooks.empty.fire(); 4613 } 4614 }, 4615 4616 // Not public - generate a queueHooks object, or return the current one 4617 _queueHooks: function( elem, type ) { 4618 var key = type + "queueHooks"; 4619 return dataPriv.get( elem, key ) || dataPriv.access( elem, key, { 4620 empty: jQuery.Callbacks( "once memory" ).add( function() { 4621 dataPriv.remove( elem, [ type + "queue", key ] ); 4622 } ) 4623 } ); 4624 } 4625 } ); 4626 4627 jQuery.fn.extend( { 4628 queue: function( type, data ) { 4629 var setter = 2; 4630 4631 if ( typeof type !== "string" ) { 4632 data = type; 4633 type = "fx"; 4634 setter--; 4635 } 4636 4637 if ( arguments.length < setter ) { 4638 return jQuery.queue( this[ 0 ], type ); 4639 } 4640 4641 return data === undefined ? 4642 this : 4643 this.each( function() { 4644 var queue = jQuery.queue( this, type, data ); 4645 4646 // Ensure a hooks for this queue 4647 jQuery._queueHooks( this, type ); 4648 4649 if ( type === "fx" && queue[ 0 ] !== "inprogress" ) { 4650 jQuery.dequeue( this, type ); 4651 } 4652 } ); 4653 }, 4654 dequeue: function( type ) { 4655 return this.each( function() { 4656 jQuery.dequeue( this, type ); 4657 } ); 4658 }, 4659 clearQueue: function( type ) { 4660 return this.queue( type || "fx", [] ); 4661 }, 4662 4663 // Get a promise resolved when queues of a certain type 4664 // are emptied (fx is the type by default) 4665 promise: function( type, obj ) { 4666 var tmp, 4667 count = 1, 4668 defer = jQuery.Deferred(), 4669 elements = this, 4670 i = this.length, 4671 resolve = function() { 4672 if ( !( --count ) ) { 4673 defer.resolveWith( elements, [ elements ] ); 4674 } 4675 }; 4676 4677 if ( typeof type !== "string" ) { 4678 obj = type; 4679 type = undefined; 4680 } 4681 type = type || "fx"; 4682 4683 while ( i-- ) { 4684 tmp = dataPriv.get( elements[ i ], type + "queueHooks" ); 4685 if ( tmp && tmp.empty ) { 4686 count++; 4687 tmp.empty.add( resolve ); 4688 } 4689 } 4690 resolve(); 4691 return defer.promise( obj ); 4692 } 4693 } ); 4694 var pnum = ( /[+-]?(?:\d*\.|)\d+(?:[eE][+-]?\d+|)/ ).source; 4695 4696 var rcssNum = new RegExp( "^(?:([+-])=|)(" + pnum + ")([a-z%]*)$", "i" ); 4697 4698 4699 var cssExpand = [ "Top", "Right", "Bottom", "Left" ]; 4700 4701 var documentElement = document.documentElement; 4702 4703 4704 4705 var isAttached = function( elem ) { 4706 return jQuery.contains( elem.ownerDocument, elem ); 4707 }, 4708 composed = { composed: true }; 4709 4710 // Support: IE 9 - 11+, Edge 12 - 18+, iOS 10.0 - 10.2 only 4711 // Check attachment across shadow DOM boundaries when possible (gh-3504) 4712 // Support: iOS 10.0-10.2 only 4713 // Early iOS 10 versions support `attachShadow` but not `getRootNode`, 4714 // leading to errors. We need to check for `getRootNode`. 4715 if ( documentElement.getRootNode ) { 4716 isAttached = function( elem ) { 4717 return jQuery.contains( elem.ownerDocument, elem ) || 4718 elem.getRootNode( composed ) === elem.ownerDocument; 4719 }; 4720 } 4721 var isHiddenWithinTree = function( elem, el ) { 4722 4723 // isHiddenWithinTree might be called from jQuery#filter function; 4724 // in that case, element will be second argument 4725 elem = el || elem; 4726 4727 // Inline style trumps all 4728 return elem.style.display === "none" || 4729 elem.style.display === "" && 4730 4731 // Otherwise, check computed style 4732 // Support: Firefox <=43 - 45 4733 // Disconnected elements can have computed display: none, so first confirm that elem is 4734 // in the document. 4735 isAttached( elem ) && 4736 4737 jQuery.css( elem, "display" ) === "none"; 4738 }; 4739 4740 4741 4742 function adjustCSS( elem, prop, valueParts, tween ) { 4743 var adjusted, scale, 4744 maxIterations = 20, 4745 currentValue = tween ? 4746 function() { 4747 return tween.cur(); 4748 } : 4749 function() { 4750 return jQuery.css( elem, prop, "" ); 4751 }, 4752 initial = currentValue(), 4753 unit = valueParts && valueParts[ 3 ] || ( jQuery.cssNumber[ prop ] ? "" : "px" ), 4754 4755 // Starting value computation is required for potential unit mismatches 4756 initialInUnit = elem.nodeType && 4757 ( jQuery.cssNumber[ prop ] || unit !== "px" && +initial ) && 4758 rcssNum.exec( jQuery.css( elem, prop ) ); 4759 4760 if ( initialInUnit && initialInUnit[ 3 ] !== unit ) { 4761 4762 // Support: Firefox <=54 4763 // Halve the iteration target value to prevent interference from CSS upper bounds (gh-2144) 4764 initial = initial / 2; 4765 4766 // Trust units reported by jQuery.css 4767 unit = unit || initialInUnit[ 3 ]; 4768 4769 // Iteratively approximate from a nonzero starting point 4770 initialInUnit = +initial || 1; 4771 4772 while ( maxIterations-- ) { 4773 4774 // Evaluate and update our best guess (doubling guesses that zero out). 4775 // Finish if the scale equals or crosses 1 (making the old*new product non-positive). 4776 jQuery.style( elem, prop, initialInUnit + unit ); 4777 if ( ( 1 - scale ) * ( 1 - ( scale = currentValue() / initial || 0.5 ) ) <= 0 ) { 4778 maxIterations = 0; 4779 } 4780 initialInUnit = initialInUnit / scale; 4781 4782 } 4783 4784 initialInUnit = initialInUnit * 2; 4785 jQuery.style( elem, prop, initialInUnit + unit ); 4786 4787 // Make sure we update the tween properties later on 4788 valueParts = valueParts || []; 4789 } 4790 4791 if ( valueParts ) { 4792 initialInUnit = +initialInUnit || +initial || 0; 4793 4794 // Apply relative offset (+=/-=) if specified 4795 adjusted = valueParts[ 1 ] ? 4796 initialInUnit + ( valueParts[ 1 ] + 1 ) * valueParts[ 2 ] : 4797 +valueParts[ 2 ]; 4798 if ( tween ) { 4799 tween.unit = unit; 4800 tween.start = initialInUnit; 4801 tween.end = adjusted; 4802 } 4803 } 4804 return adjusted; 4805 } 4806 4807 4808 var defaultDisplayMap = {}; 4809 4810 function getDefaultDisplay( elem ) { 4811 var temp, 4812 doc = elem.ownerDocument, 4813 nodeName = elem.nodeName, 4814 display = defaultDisplayMap[ nodeName ]; 4815 4816 if ( display ) { 4817 return display; 4818 } 4819 4820 temp = doc.body.appendChild( doc.createElement( nodeName ) ); 4821 display = jQuery.css( temp, "display" ); 4822 4823 temp.parentNode.removeChild( temp ); 4824 4825 if ( display === "none" ) { 4826 display = "block"; 4827 } 4828 defaultDisplayMap[ nodeName ] = display; 4829 4830 return display; 4831 } 4832 4833 function showHide( elements, show ) { 4834 var display, elem, 4835 values = [], 4836 index = 0, 4837 length = elements.length; 4838 4839 // Determine new display value for elements that need to change 4840 for ( ; index < length; index++ ) { 4841 elem = elements[ index ]; 4842 if ( !elem.style ) { 4843 continue; 4844 } 4845 4846 display = elem.style.display; 4847 if ( show ) { 4848 4849 // Since we force visibility upon cascade-hidden elements, an immediate (and slow) 4850 // check is required in this first loop unless we have a nonempty display value (either 4851 // inline or about-to-be-restored) 4852 if ( display === "none" ) { 4853 values[ index ] = dataPriv.get( elem, "display" ) || null; 4854 if ( !values[ index ] ) { 4855 elem.style.display = ""; 4856 } 4857 } 4858 if ( elem.style.display === "" && isHiddenWithinTree( elem ) ) { 4859 values[ index ] = getDefaultDisplay( elem ); 4860 } 4861 } else { 4862 if ( display !== "none" ) { 4863 values[ index ] = "none"; 4864 4865 // Remember what we're overwriting 4866 dataPriv.set( elem, "display", display ); 4867 } 4868 } 4869 } 4870 4871 // Set the display of the elements in a second loop to avoid constant reflow 4872 for ( index = 0; index < length; index++ ) { 4873 if ( values[ index ] != null ) { 4874 elements[ index ].style.display = values[ index ]; 4875 } 4876 } 4877 4878 return elements; 4879 } 4880 4881 jQuery.fn.extend( { 4882 show: function() { 4883 return showHide( this, true ); 4884 }, 4885 hide: function() { 4886 return showHide( this ); 4887 }, 4888 toggle: function( state ) { 4889 if ( typeof state === "boolean" ) { 4890 return state ? this.show() : this.hide(); 4891 } 4892 4893 return this.each( function() { 4894 if ( isHiddenWithinTree( this ) ) { 4895 jQuery( this ).show(); 4896 } else { 4897 jQuery( this ).hide(); 4898 } 4899 } ); 4900 } 4901 } ); 4902 var rcheckableType = ( /^(?:checkbox|radio)$/i ); 4903 4904 var rtagName = ( /<([a-z][^\/\0>\x20\t\r\n\f]*)/i ); 4905 4906 var rscriptType = ( /^$|^module$|\/(?:java|ecma)script/i ); 4907 4908 4909 4910 ( function() { 4911 var fragment = document.createDocumentFragment(), 4912 div = fragment.appendChild( document.createElement( "div" ) ), 4913 input = document.createElement( "input" ); 4914 4915 // Support: Android 4.0 - 4.3 only 4916 // Check state lost if the name is set (#11217) 4917 // Support: Windows Web Apps (WWA) 4918 // `name` and `type` must use .setAttribute for WWA (#14901) 4919 input.setAttribute( "type", "radio" ); 4920 input.setAttribute( "checked", "checked" ); 4921 input.setAttribute( "name", "t" ); 4922 4923 div.appendChild( input ); 4924 4925 // Support: Android <=4.1 only 4926 // Older WebKit doesn't clone checked state correctly in fragments 4927 support.checkClone = div.cloneNode( true ).cloneNode( true ).lastChild.checked; 4928 4929 // Support: IE <=11 only 4930 // Make sure textarea (and checkbox) defaultValue is properly cloned 4931 div.innerHTML = "<textarea>x</textarea>"; 4932 support.noCloneChecked = !!div.cloneNode( true ).lastChild.defaultValue; 4933 4934 // Support: IE <=9 only 4935 // IE <=9 replaces <option> tags with their contents when inserted outside of 4936 // the select element. 4937 div.innerHTML = "<option></option>"; 4938 support.option = !!div.lastChild; 4939 } )(); 4940 4941 4942 // We have to close these tags to support XHTML (#13200) 4943 var wrapMap = { 4944 4945 // XHTML parsers do not magically insert elements in the 4946 // same way that tag soup parsers do. So we cannot shorten 4947 // this by omitting <tbody> or other required elements. 4948 thead: [ 1, "<table>", "</table>" ], 4949 col: [ 2, "<table><colgroup>", "</colgroup></table>" ], 4950 tr: [ 2, "<table><tbody>", "</tbody></table>" ], 4951 td: [ 3, "<table><tbody><tr>", "</tr></tbody></table>" ], 4952 4953 _default: [ 0, "", "" ] 4954 }; 4955 4956 wrapMap.tbody = wrapMap.tfoot = wrapMap.colgroup = wrapMap.caption = wrapMap.thead; 4957 wrapMap.th = wrapMap.td; 4958 4959 // Support: IE <=9 only 4960 if ( !support.option ) { 4961 wrapMap.optgroup = wrapMap.option = [ 1, "<select multiple='multiple'>", "</select>" ]; 4962 } 4963 4964 4965 function getAll( context, tag ) { 4966 4967 // Support: IE <=9 - 11 only 4968 // Use typeof to avoid zero-argument method invocation on host objects (#15151) 4969 var ret; 4970 4971 if ( typeof context.getElementsByTagName !== "undefined" ) { 4972 ret = context.getElementsByTagName( tag || "*" ); 4973 4974 } else if ( typeof context.querySelectorAll !== "undefined" ) { 4975 ret = context.querySelectorAll( tag || "*" ); 4976 4977 } else { 4978 ret = []; 4979 } 4980 4981 if ( tag === undefined || tag && nodeName( context, tag ) ) { 4982 return jQuery.merge( [ context ], ret ); 4983 } 4984 4985 return ret; 4986 } 4987 4988 4989 // Mark scripts as having already been evaluated 4990 function setGlobalEval( elems, refElements ) { 4991 var i = 0, 4992 l = elems.length; 4993 4994 for ( ; i < l; i++ ) { 4995 dataPriv.set( 4996 elems[ i ], 4997 "globalEval", 4998 !refElements || dataPriv.get( refElements[ i ], "globalEval" ) 4999 ); 5000 } 5001 } 5002 5003 5004 var rhtml = /<|&#?\w+;/; 5005 5006 function buildFragment( elems, context, scripts, selection, ignored ) { 5007 var elem, tmp, tag, wrap, attached, j, 5008 fragment = context.createDocumentFragment(), 5009 nodes = [], 5010 i = 0, 5011 l = elems.length; 5012 5013 for ( ; i < l; i++ ) { 5014 elem = elems[ i ]; 5015 5016 if ( elem || elem === 0 ) { 5017 5018 // Add nodes directly 5019 if ( toType( elem ) === "object" ) { 5020 5021 // Support: Android <=4.0 only, PhantomJS 1 only 5022 // push.apply(_, arraylike) throws on ancient WebKit 5023 jQuery.merge( nodes, elem.nodeType ? [ elem ] : elem ); 5024 5025 // Convert non-html into a text node 5026 } else if ( !rhtml.test( elem ) ) { 5027 nodes.push( context.createTextNode( elem ) ); 5028 5029 // Convert html into DOM nodes 5030 } else { 5031 tmp = tmp || fragment.appendChild( context.createElement( "div" ) ); 5032 5033 // Deserialize a standard representation 5034 tag = ( rtagName.exec( elem ) || [ "", "" ] )[ 1 ].toLowerCase(); 5035 wrap = wrapMap[ tag ] || wrapMap._default; 5036 tmp.innerHTML = wrap[ 1 ] + jQuery.htmlPrefilter( elem ) + wrap[ 2 ]; 5037 5038 // Descend through wrappers to the right content 5039 j = wrap[ 0 ]; 5040 while ( j-- ) { 5041 tmp = tmp.lastChild; 5042 } 5043 5044 // Support: Android <=4.0 only, PhantomJS 1 only 5045 // push.apply(_, arraylike) throws on ancient WebKit 5046 jQuery.merge( nodes, tmp.childNodes ); 5047 5048 // Remember the top-level container 5049 tmp = fragment.firstChild; 5050 5051 // Ensure the created nodes are orphaned (#12392) 5052 tmp.textContent = ""; 5053 } 5054 } 5055 } 5056 5057 // Remove wrapper from fragment 5058 fragment.textContent = ""; 5059 5060 i = 0; 5061 while ( ( elem = nodes[ i++ ] ) ) { 5062 5063 // Skip elements already in the context collection (trac-4087) 5064 if ( selection && jQuery.inArray( elem, selection ) > -1 ) { 5065 if ( ignored ) { 5066 ignored.push( elem ); 5067 } 5068 continue; 5069 } 5070 5071 attached = isAttached( elem ); 5072 5073 // Append to fragment 5074 tmp = getAll( fragment.appendChild( elem ), "script" ); 5075 5076 // Preserve script evaluation history 5077 if ( attached ) { 5078 setGlobalEval( tmp ); 5079 } 5080 5081 // Capture executables 5082 if ( scripts ) { 5083 j = 0; 5084 while ( ( elem = tmp[ j++ ] ) ) { 5085 if ( rscriptType.test( elem.type || "" ) ) { 5086 scripts.push( elem ); 5087 } 5088 } 5089 } 5090 } 5091 5092 return fragment; 5093 } 5094 5095 5096 var rtypenamespace = /^([^.]*)(?:\.(.+)|)/; 5097 5098 function returnTrue() { 5099 return true; 5100 } 5101 5102 function returnFalse() { 5103 return false; 5104 } 5105 5106 // Support: IE <=9 - 11+ 5107 // focus() and blur() are asynchronous, except when they are no-op. 5108 // So expect focus to be synchronous when the element is already active, 5109 // and blur to be synchronous when the element is not already active. 5110 // (focus and blur are always synchronous in other supported browsers, 5111 // this just defines when we can count on it). 5112 function expectSync( elem, type ) { 5113 return ( elem === safeActiveElement() ) === ( type === "focus" ); 5114 } 5115 5116 // Support: IE <=9 only 5117 // Accessing document.activeElement can throw unexpectedly 5118 // https://bugs.jquery.com/ticket/13393 5119 function safeActiveElement() { 5120 try { 5121 return document.activeElement; 5122 } catch ( err ) { } 5123 } 5124 5125 function on( elem, types, selector, data, fn, one ) { 5126 var origFn, type; 5127 5128 // Types can be a map of types/handlers 5129 if ( typeof types === "object" ) { 5130 5131 // ( types-Object, selector, data ) 5132 if ( typeof selector !== "string" ) { 5133 5134 // ( types-Object, data ) 5135 data = data || selector; 5136 selector = undefined; 5137 } 5138 for ( type in types ) { 5139 on( elem, type, selector, data, types[ type ], one ); 5140 } 5141 return elem; 5142 } 5143 5144 if ( data == null && fn == null ) { 5145 5146 // ( types, fn ) 5147 fn = selector; 5148 data = selector = undefined; 5149 } else if ( fn == null ) { 5150 if ( typeof selector === "string" ) { 5151 5152 // ( types, selector, fn ) 5153 fn = data; 5154 data = undefined; 5155 } else { 5156 5157 // ( types, data, fn ) 5158 fn = data; 5159 data = selector; 5160 selector = undefined; 5161 } 5162 } 5163 if ( fn === false ) { 5164 fn = returnFalse; 5165 } else if ( !fn ) { 5166 return elem; 5167 } 5168 5169 if ( one === 1 ) { 5170 origFn = fn; 5171 fn = function( event ) { 5172 5173 // Can use an empty set, since event contains the info 5174 jQuery().off( event ); 5175 return origFn.apply( this, arguments ); 5176 }; 5177 5178 // Use same guid so caller can remove using origFn 5179 fn.guid = origFn.guid || ( origFn.guid = jQuery.guid++ ); 5180 } 5181 return elem.each( function() { 5182 jQuery.event.add( this, types, fn, data, selector ); 5183 } ); 5184 } 5185 5186 /* 5187 * Helper functions for managing events -- not part of the public interface. 5188 * Props to Dean Edwards' addEvent library for many of the ideas. 5189 */ 5190 jQuery.event = { 5191 5192 global: {}, 5193 5194 add: function( elem, types, handler, data, selector ) { 5195 5196 var handleObjIn, eventHandle, tmp, 5197 events, t, handleObj, 5198 special, handlers, type, namespaces, origType, 5199 elemData = dataPriv.get( elem ); 5200 5201 // Only attach events to objects that accept data 5202 if ( !acceptData( elem ) ) { 5203 return; 5204 } 5205 5206 // Caller can pass in an object of custom data in lieu of the handler 5207 if ( handler.handler ) { 5208 handleObjIn = handler; 5209 handler = handleObjIn.handler; 5210 selector = handleObjIn.selector; 5211 } 5212 5213 // Ensure that invalid selectors throw exceptions at attach time 5214 // Evaluate against documentElement in case elem is a non-element node (e.g., document) 5215 if ( selector ) { 5216 jQuery.find.matchesSelector( documentElement, selector ); 5217 } 5218 5219 // Make sure that the handler has a unique ID, used to find/remove it later 5220 if ( !handler.guid ) { 5221 handler.guid = jQuery.guid++; 5222 } 5223 5224 // Init the element's event structure and main handler, if this is the first 5225 if ( !( events = elemData.events ) ) { 5226 events = elemData.events = Object.create( null ); 5227 } 5228 if ( !( eventHandle = elemData.handle ) ) { 5229 eventHandle = elemData.handle = function( e ) { 5230 5231 // Discard the second event of a jQuery.event.trigger() and 5232 // when an event is called after a page has unloaded 5233 return typeof jQuery !== "undefined" && jQuery.event.triggered !== e.type ? 5234 jQuery.event.dispatch.apply( elem, arguments ) : undefined; 5235 }; 5236 } 5237 5238 // Handle multiple events separated by a space 5239 types = ( types || "" ).match( rnothtmlwhite ) || [ "" ]; 5240 t = types.length; 5241 while ( t-- ) { 5242 tmp = rtypenamespace.exec( types[ t ] ) || []; 5243 type = origType = tmp[ 1 ]; 5244 namespaces = ( tmp[ 2 ] || "" ).split( "." ).sort(); 5245 5246 // There *must* be a type, no attaching namespace-only handlers 5247 if ( !type ) { 5248 continue; 5249 } 5250 5251 // If event changes its type, use the special event handlers for the changed type 5252 special = jQuery.event.special[ type ] || {}; 5253 5254 // If selector defined, determine special event api type, otherwise given type 5255 type = ( selector ? special.delegateType : special.bindType ) || type; 5256 5257 // Update special based on newly reset type 5258 special = jQuery.event.special[ type ] || {}; 5259 5260 // handleObj is passed to all event handlers 5261 handleObj = jQuery.extend( { 5262 type: type, 5263 origType: origType, 5264 data: data, 5265 handler: handler, 5266 guid: handler.guid, 5267 selector: selector, 5268 needsContext: selector && jQuery.expr.match.needsContext.test( selector ), 5269 namespace: namespaces.join( "." ) 5270 }, handleObjIn ); 5271 5272 // Init the event handler queue if we're the first 5273 if ( !( handlers = events[ type ] ) ) { 5274 handlers = events[ type ] = []; 5275 handlers.delegateCount = 0; 5276 5277 // Only use addEventListener if the special events handler returns false 5278 if ( !special.setup || 5279 special.setup.call( elem, data, namespaces, eventHandle ) === false ) { 5280 5281 if ( elem.addEventListener ) { 5282 elem.addEventListener( type, eventHandle ); 5283 } 5284 } 5285 } 5286 5287 if ( special.add ) { 5288 special.add.call( elem, handleObj ); 5289 5290 if ( !handleObj.handler.guid ) { 5291 handleObj.handler.guid = handler.guid; 5292 } 5293 } 5294 5295 // Add to the element's handler list, delegates in front 5296 if ( selector ) { 5297 handlers.splice( handlers.delegateCount++, 0, handleObj ); 5298 } else { 5299 handlers.push( handleObj ); 5300 } 5301 5302 // Keep track of which events have ever been used, for event optimization 5303 jQuery.event.global[ type ] = true; 5304 } 5305 5306 }, 5307 5308 // Detach an event or set of events from an element 5309 remove: function( elem, types, handler, selector, mappedTypes ) { 5310 5311 var j, origCount, tmp, 5312 events, t, handleObj, 5313 special, handlers, type, namespaces, origType, 5314 elemData = dataPriv.hasData( elem ) && dataPriv.get( elem ); 5315 5316 if ( !elemData || !( events = elemData.events ) ) { 5317 return; 5318 } 5319 5320 // Once for each type.namespace in types; type may be omitted 5321 types = ( types || "" ).match( rnothtmlwhite ) || [ "" ]; 5322 t = types.length; 5323 while ( t-- ) { 5324 tmp = rtypenamespace.exec( types[ t ] ) || []; 5325 type = origType = tmp[ 1 ]; 5326 namespaces = ( tmp[ 2 ] || "" ).split( "." ).sort(); 5327 5328 // Unbind all events (on this namespace, if provided) for the element 5329 if ( !type ) { 5330 for ( type in events ) { 5331 jQuery.event.remove( elem, type + types[ t ], handler, selector, true ); 5332 } 5333 continue; 5334 } 5335 5336 special = jQuery.event.special[ type ] || {}; 5337 type = ( selector ? special.delegateType : special.bindType ) || type; 5338 handlers = events[ type ] || []; 5339 tmp = tmp[ 2 ] && 5340 new RegExp( "(^|\\.)" + namespaces.join( "\\.(?:.*\\.|)" ) + "(\\.|$)" ); 5341 5342 // Remove matching events 5343 origCount = j = handlers.length; 5344 while ( j-- ) { 5345 handleObj = handlers[ j ]; 5346 5347 if ( ( mappedTypes || origType === handleObj.origType ) && 5348 ( !handler || handler.guid === handleObj.guid ) && 5349 ( !tmp || tmp.test( handleObj.namespace ) ) && 5350 ( !selector || selector === handleObj.selector || 5351 selector === "**" && handleObj.selector ) ) { 5352 handlers.splice( j, 1 ); 5353 5354 if ( handleObj.selector ) { 5355 handlers.delegateCount--; 5356 } 5357 if ( special.remove ) { 5358 special.remove.call( elem, handleObj ); 5359 } 5360 } 5361 } 5362 5363 // Remove generic event handler if we removed something and no more handlers exist 5364 // (avoids potential for endless recursion during removal of special event handlers) 5365 if ( origCount && !handlers.length ) { 5366 if ( !special.teardown || 5367 special.teardown.call( elem, namespaces, elemData.handle ) === false ) { 5368 5369 jQuery.removeEvent( elem, type, elemData.handle ); 5370 } 5371 5372 delete events[ type ]; 5373 } 5374 } 5375 5376 // Remove data and the expando if it's no longer used 5377 if ( jQuery.isEmptyObject( events ) ) { 5378 dataPriv.remove( elem, "handle events" ); 5379 } 5380 }, 5381 5382 dispatch: function( nativeEvent ) { 5383 5384 var i, j, ret, matched, handleObj, handlerQueue, 5385 args = new Array( arguments.length ), 5386 5387 // Make a writable jQuery.Event from the native event object 5388 event = jQuery.event.fix( nativeEvent ), 5389 5390 handlers = ( 5391 dataPriv.get( this, "events" ) || Object.create( null ) 5392 )[ event.type ] || [], 5393 special = jQuery.event.special[ event.type ] || {}; 5394 5395 // Use the fix-ed jQuery.Event rather than the (read-only) native event 5396 args[ 0 ] = event; 5397 5398 for ( i = 1; i < arguments.length; i++ ) { 5399 args[ i ] = arguments[ i ]; 5400 } 5401 5402 event.delegateTarget = this; 5403 5404 // Call the preDispatch hook for the mapped type, and let it bail if desired 5405 if ( special.preDispatch && special.preDispatch.call( this, event ) === false ) { 5406 return; 5407 } 5408 5409 // Determine handlers 5410 handlerQueue = jQuery.event.handlers.call( this, event, handlers ); 5411 5412 // Run delegates first; they may want to stop propagation beneath us 5413 i = 0; 5414 while ( ( matched = handlerQueue[ i++ ] ) && !event.isPropagationStopped() ) { 5415 event.currentTarget = matched.elem; 5416 5417 j = 0; 5418 while ( ( handleObj = matched.handlers[ j++ ] ) && 5419 !event.isImmediatePropagationStopped() ) { 5420 5421 // If the event is namespaced, then each handler is only invoked if it is 5422 // specially universal or its namespaces are a superset of the event's. 5423 if ( !event.rnamespace || handleObj.namespace === false || 5424 event.rnamespace.test( handleObj.namespace ) ) { 5425 5426 event.handleObj = handleObj; 5427 event.data = handleObj.data; 5428 5429 ret = ( ( jQuery.event.special[ handleObj.origType ] || {} ).handle || 5430 handleObj.handler ).apply( matched.elem, args ); 5431 5432 if ( ret !== undefined ) { 5433 if ( ( event.result = ret ) === false ) { 5434 event.preventDefault(); 5435 event.stopPropagation(); 5436 } 5437 } 5438 } 5439 } 5440 } 5441 5442 // Call the postDispatch hook for the mapped type 5443 if ( special.postDispatch ) { 5444 special.postDispatch.call( this, event ); 5445 } 5446 5447 return event.result; 5448 }, 5449 5450 handlers: function( event, handlers ) { 5451 var i, handleObj, sel, matchedHandlers, matchedSelectors, 5452 handlerQueue = [], 5453 delegateCount = handlers.delegateCount, 5454 cur = event.target; 5455 5456 // Find delegate handlers 5457 if ( delegateCount && 5458 5459 // Support: IE <=9 5460 // Black-hole SVG <use> instance trees (trac-13180) 5461 cur.nodeType && 5462 5463 // Support: Firefox <=42 5464 // Suppress spec-violating clicks indicating a non-primary pointer button (trac-3861) 5465 // https://www.w3.org/TR/DOM-Level-3-Events/#event-type-click 5466 // Support: IE 11 only 5467 // ...but not arrow key "clicks" of radio inputs, which can have `button` -1 (gh-2343) 5468 !( event.type === "click" && event.button >= 1 ) ) { 5469 5470 for ( ; cur !== this; cur = cur.parentNode || this ) { 5471 5472 // Don't check non-elements (#13208) 5473 // Don't process clicks on disabled elements (#6911, #8165, #11382, #11764) 5474 if ( cur.nodeType === 1 && !( event.type === "click" && cur.disabled === true ) ) { 5475 matchedHandlers = []; 5476 matchedSelectors = {}; 5477 for ( i = 0; i < delegateCount; i++ ) { 5478 handleObj = handlers[ i ]; 5479 5480 // Don't conflict with Object.prototype properties (#13203) 5481 sel = handleObj.selector + " "; 5482 5483 if ( matchedSelectors[ sel ] === undefined ) { 5484 matchedSelectors[ sel ] = handleObj.needsContext ? 5485 jQuery( sel, this ).index( cur ) > -1 : 5486 jQuery.find( sel, this, null, [ cur ] ).length; 5487 } 5488 if ( matchedSelectors[ sel ] ) { 5489 matchedHandlers.push( handleObj ); 5490 } 5491 } 5492 if ( matchedHandlers.length ) { 5493 handlerQueue.push( { elem: cur, handlers: matchedHandlers } ); 5494 } 5495 } 5496 } 5497 } 5498 5499 // Add the remaining (directly-bound) handlers 5500 cur = this; 5501 if ( delegateCount < handlers.length ) { 5502 handlerQueue.push( { elem: cur, handlers: handlers.slice( delegateCount ) } ); 5503 } 5504 5505 return handlerQueue; 5506 }, 5507 5508 addProp: function( name, hook ) { 5509 Object.defineProperty( jQuery.Event.prototype, name, { 5510 enumerable: true, 5511 configurable: true, 5512 5513 get: isFunction( hook ) ? 5514 function() { 5515 if ( this.originalEvent ) { 5516 return hook( this.originalEvent ); 5517 } 5518 } : 5519 function() { 5520 if ( this.originalEvent ) { 5521 return this.originalEvent[ name ]; 5522 } 5523 }, 5524 5525 set: function( value ) { 5526 Object.defineProperty( this, name, { 5527 enumerable: true, 5528 configurable: true, 5529 writable: true, 5530 value: value 5531 } ); 5532 } 5533 } ); 5534 }, 5535 5536 fix: function( originalEvent ) { 5537 return originalEvent[ jQuery.expando ] ? 5538 originalEvent : 5539 new jQuery.Event( originalEvent ); 5540 }, 5541 5542 special: { 5543 load: { 5544 5545 // Prevent triggered image.load events from bubbling to window.load 5546 noBubble: true 5547 }, 5548 click: { 5549 5550 // Utilize native event to ensure correct state for checkable inputs 5551 setup: function( data ) { 5552 5553 // For mutual compressibility with _default, replace `this` access with a local var. 5554 // `|| data` is dead code meant only to preserve the variable through minification. 5555 var el = this || data; 5556 5557 // Claim the first handler 5558 if ( rcheckableType.test( el.type ) && 5559 el.click && nodeName( el, "input" ) ) { 5560 5561 // dataPriv.set( el, "click", ... ) 5562 leverageNative( el, "click", returnTrue ); 5563 } 5564 5565 // Return false to allow normal processing in the caller 5566 return false; 5567 }, 5568 trigger: function( data ) { 5569 5570 // For mutual compressibility with _default, replace `this` access with a local var. 5571 // `|| data` is dead code meant only to preserve the variable through minification. 5572 var el = this || data; 5573 5574 // Force setup before triggering a click 5575 if ( rcheckableType.test( el.type ) && 5576 el.click && nodeName( el, "input" ) ) { 5577 5578 leverageNative( el, "click" ); 5579 } 5580 5581 // Return non-false to allow normal event-path propagation 5582 return true; 5583 }, 5584 5585 // For cross-browser consistency, suppress native .click() on links 5586 // Also prevent it if we're currently inside a leveraged native-event stack 5587 _default: function( event ) { 5588 var target = event.target; 5589 return rcheckableType.test( target.type ) && 5590 target.click && nodeName( target, "input" ) && 5591 dataPriv.get( target, "click" ) || 5592 nodeName( target, "a" ); 5593 } 5594 }, 5595 5596 beforeunload: { 5597 postDispatch: function( event ) { 5598 5599 // Support: Firefox 20+ 5600 // Firefox doesn't alert if the returnValue field is not set. 5601 if ( event.result !== undefined && event.originalEvent ) { 5602 event.originalEvent.returnValue = event.result; 5603 } 5604 } 5605 } 5606 } 5607 }; 5608 5609 // Ensure the presence of an event listener that handles manually-triggered 5610 // synthetic events by interrupting progress until reinvoked in response to 5611 // *native* events that it fires directly, ensuring that state changes have 5612 // already occurred before other listeners are invoked. 5613 function leverageNative( el, type, expectSync ) { 5614 5615 // Missing expectSync indicates a trigger call, which must force setup through jQuery.event.add 5616 if ( !expectSync ) { 5617 if ( dataPriv.get( el, type ) === undefined ) { 5618 jQuery.event.add( el, type, returnTrue ); 5619 } 5620 return; 5621 } 5622 5623 // Register the controller as a special universal handler for all event namespaces 5624 dataPriv.set( el, type, false ); 5625 jQuery.event.add( el, type, { 5626 namespace: false, 5627 handler: function( event ) { 5628 var notAsync, result, 5629 saved = dataPriv.get( this, type ); 5630 5631 if ( ( event.isTrigger & 1 ) && this[ type ] ) { 5632 5633 // Interrupt processing of the outer synthetic .trigger()ed event 5634 // Saved data should be false in such cases, but might be a leftover capture object 5635 // from an async native handler (gh-4350) 5636 if ( !saved.length ) { 5637 5638 // Store arguments for use when handling the inner native event 5639 // There will always be at least one argument (an event object), so this array 5640 // will not be confused with a leftover capture object. 5641 saved = slice.call( arguments ); 5642 dataPriv.set( this, type, saved ); 5643 5644 // Trigger the native event and capture its result 5645 // Support: IE <=9 - 11+ 5646 // focus() and blur() are asynchronous 5647 notAsync = expectSync( this, type ); 5648 this[ type ](); 5649 result = dataPriv.get( this, type ); 5650 if ( saved !== result || notAsync ) { 5651 dataPriv.set( this, type, false ); 5652 } else { 5653 result = {}; 5654 } 5655 if ( saved !== result ) { 5656 5657 // Cancel the outer synthetic event 5658 event.stopImmediatePropagation(); 5659 event.preventDefault(); 5660 5661 // Support: Chrome 86+ 5662 // In Chrome, if an element having a focusout handler is blurred by 5663 // clicking outside of it, it invokes the handler synchronously. If 5664 // that handler calls `.remove()` on the element, the data is cleared, 5665 // leaving `result` undefined. We need to guard against this. 5666 return result && result.value; 5667 } 5668 5669 // If this is an inner synthetic event for an event with a bubbling surrogate 5670 // (focus or blur), assume that the surrogate already propagated from triggering the 5671 // native event and prevent that from happening again here. 5672 // This technically gets the ordering wrong w.r.t. to `.trigger()` (in which the 5673 // bubbling surrogate propagates *after* the non-bubbling base), but that seems 5674 // less bad than duplication. 5675 } else if ( ( jQuery.event.special[ type ] || {} ).delegateType ) { 5676 event.stopPropagation(); 5677 } 5678 5679 // If this is a native event triggered above, everything is now in order 5680 // Fire an inner synthetic event with the original arguments 5681 } else if ( saved.length ) { 5682 5683 // ...and capture the result 5684 dataPriv.set( this, type, { 5685 value: jQuery.event.trigger( 5686 5687 // Support: IE <=9 - 11+ 5688 // Extend with the prototype to reset the above stopImmediatePropagation() 5689 jQuery.extend( saved[ 0 ], jQuery.Event.prototype ), 5690 saved.slice( 1 ), 5691 this 5692 ) 5693 } ); 5694 5695 // Abort handling of the native event 5696 event.stopImmediatePropagation(); 5697 } 5698 } 5699 } ); 5700 } 5701 5702 jQuery.removeEvent = function( elem, type, handle ) { 5703 5704 // This "if" is needed for plain objects 5705 if ( elem.removeEventListener ) { 5706 elem.removeEventListener( type, handle ); 5707 } 5708 }; 5709 5710 jQuery.Event = function( src, props ) { 5711 5712 // Allow instantiation without the 'new' keyword 5713 if ( !( this instanceof jQuery.Event ) ) { 5714 return new jQuery.Event( src, props ); 5715 } 5716 5717 // Event object 5718 if ( src && src.type ) { 5719 this.originalEvent = src; 5720 this.type = src.type; 5721 5722 // Events bubbling up the document may have been marked as prevented 5723 // by a handler lower down the tree; reflect the correct value. 5724 this.isDefaultPrevented = src.defaultPrevented || 5725 src.defaultPrevented === undefined && 5726 5727 // Support: Android <=2.3 only 5728 src.returnValue === false ? 5729 returnTrue : 5730 returnFalse; 5731 5732 // Create target properties 5733 // Support: Safari <=6 - 7 only 5734 // Target should not be a text node (#504, #13143) 5735 this.target = ( src.target && src.target.nodeType === 3 ) ? 5736 src.target.parentNode : 5737 src.target; 5738 5739 this.currentTarget = src.currentTarget; 5740 this.relatedTarget = src.relatedTarget; 5741 5742 // Event type 5743 } else { 5744 this.type = src; 5745 } 5746 5747 // Put explicitly provided properties onto the event object 5748 if ( props ) { 5749 jQuery.extend( this, props ); 5750 } 5751 5752 // Create a timestamp if incoming event doesn't have one 5753 this.timeStamp = src && src.timeStamp || Date.now(); 5754 5755 // Mark it as fixed 5756 this[ jQuery.expando ] = true; 5757 }; 5758 5759 // jQuery.Event is based on DOM3 Events as specified by the ECMAScript Language Binding 5760 // https://www.w3.org/TR/2003/WD-DOM-Level-3-Events-20030331/ecma-script-binding.html 5761 jQuery.Event.prototype = { 5762 constructor: jQuery.Event, 5763 isDefaultPrevented: returnFalse, 5764 isPropagationStopped: returnFalse, 5765 isImmediatePropagationStopped: returnFalse, 5766 isSimulated: false, 5767 5768 preventDefault: function() { 5769 var e = this.originalEvent; 5770 5771 this.isDefaultPrevented = returnTrue; 5772 5773 if ( e && !this.isSimulated ) { 5774 e.preventDefault(); 5775 } 5776 }, 5777 stopPropagation: function() { 5778 var e = this.originalEvent; 5779 5780 this.isPropagationStopped = returnTrue; 5781 5782 if ( e && !this.isSimulated ) { 5783 e.stopPropagation(); 5784 } 5785 }, 5786 stopImmediatePropagation: function() { 5787 var e = this.originalEvent; 5788 5789 this.isImmediatePropagationStopped = returnTrue; 5790 5791 if ( e && !this.isSimulated ) { 5792 e.stopImmediatePropagation(); 5793 } 5794 5795 this.stopPropagation(); 5796 } 5797 }; 5798 5799 // Includes all common event props including KeyEvent and MouseEvent specific props 5800 jQuery.each( { 5801 altKey: true, 5802 bubbles: true, 5803 cancelable: true, 5804 changedTouches: true, 5805 ctrlKey: true, 5806 detail: true, 5807 eventPhase: true, 5808 metaKey: true, 5809 pageX: true, 5810 pageY: true, 5811 shiftKey: true, 5812 view: true, 5813 "char": true, 5814 code: true, 5815 charCode: true, 5816 key: true, 5817 keyCode: true, 5818 button: true, 5819 buttons: true, 5820 clientX: true, 5821 clientY: true, 5822 offsetX: true, 5823 offsetY: true, 5824 pointerId: true, 5825 pointerType: true, 5826 screenX: true, 5827 screenY: true, 5828 targetTouches: true, 5829 toElement: true, 5830 touches: true, 5831 which: true 5832 }, jQuery.event.addProp ); 5833 5834 jQuery.each( { focus: "focusin", blur: "focusout" }, function( type, delegateType ) { 5835 jQuery.event.special[ type ] = { 5836 5837 // Utilize native event if possible so blur/focus sequence is correct 5838 setup: function() { 5839 5840 // Claim the first handler 5841 // dataPriv.set( this, "focus", ... ) 5842 // dataPriv.set( this, "blur", ... ) 5843 leverageNative( this, type, expectSync ); 5844 5845 // Return false to allow normal processing in the caller 5846 return false; 5847 }, 5848 trigger: function() { 5849 5850 // Force setup before trigger 5851 leverageNative( this, type ); 5852 5853 // Return non-false to allow normal event-path propagation 5854 return true; 5855 }, 5856 5857 // Suppress native focus or blur as it's already being fired 5858 // in leverageNative. 5859 _default: function() { 5860 return true; 5861 }, 5862 5863 delegateType: delegateType 5864 }; 5865 } ); 5866 5867 // Create mouseenter/leave events using mouseover/out and event-time checks 5868 // so that event delegation works in jQuery. 5869 // Do the same for pointerenter/pointerleave and pointerover/pointerout 5870 // 5871 // Support: Safari 7 only 5872 // Safari sends mouseenter too often; see: 5873 // https://bugs.chromium.org/p/chromium/issues/detail?id=470258 5874 // for the description of the bug (it existed in older Chrome versions as well). 5875 jQuery.each( { 5876 mouseenter: "mouseover", 5877 mouseleave: "mouseout", 5878 pointerenter: "pointerover", 5879 pointerleave: "pointerout" 5880 }, function( orig, fix ) { 5881 jQuery.event.special[ orig ] = { 5882 delegateType: fix, 5883 bindType: fix, 5884 5885 handle: function( event ) { 5886 var ret, 5887 target = this, 5888 related = event.relatedTarget, 5889 handleObj = event.handleObj; 5890 5891 // For mouseenter/leave call the handler if related is outside the target. 5892 // NB: No relatedTarget if the mouse left/entered the browser window 5893 if ( !related || ( related !== target && !jQuery.contains( target, related ) ) ) { 5894 event.type = handleObj.origType; 5895 ret = handleObj.handler.apply( this, arguments ); 5896 event.type = fix; 5897 } 5898 return ret; 5899 } 5900 }; 5901 } ); 5902 5903 jQuery.fn.extend( { 5904 5905 on: function( types, selector, data, fn ) { 5906 return on( this, types, selector, data, fn ); 5907 }, 5908 one: function( types, selector, data, fn ) { 5909 return on( this, types, selector, data, fn, 1 ); 5910 }, 5911 off: function( types, selector, fn ) { 5912 var handleObj, type; 5913 if ( types && types.preventDefault && types.handleObj ) { 5914 5915 // ( event ) dispatched jQuery.Event 5916 handleObj = types.handleObj; 5917 jQuery( types.delegateTarget ).off( 5918 handleObj.namespace ? 5919 handleObj.origType + "." + handleObj.namespace : 5920 handleObj.origType, 5921 handleObj.selector, 5922 handleObj.handler 5923 ); 5924 return this; 5925 } 5926 if ( typeof types === "object" ) { 5927 5928 // ( types-object [, selector] ) 5929 for ( type in types ) { 5930 this.off( type, selector, types[ type ] ); 5931 } 5932 return this; 5933 } 5934 if ( selector === false || typeof selector === "function" ) { 5935 5936 // ( types [, fn] ) 5937 fn = selector; 5938 selector = undefined; 5939 } 5940 if ( fn === false ) { 5941 fn = returnFalse; 5942 } 5943 return this.each( function() { 5944 jQuery.event.remove( this, types, fn, selector ); 5945 } ); 5946 } 5947 } ); 5948 5949 5950 var 5951 5952 // Support: IE <=10 - 11, Edge 12 - 13 only 5953 // In IE/Edge using regex groups here causes severe slowdowns. 5954 // See https://connect.microsoft.com/IE/feedback/details/1736512/ 5955 rnoInnerhtml = /<script|<style|<link/i, 5956 5957 // checked="checked" or checked 5958 rchecked = /checked\s*(?:[^=]|=\s*.checked.)/i, 5959 rcleanScript = /^\s*<!(?:\[CDATA\[|--)|(?:\]\]|--)>\s*$/g; 5960 5961 // Prefer a tbody over its parent table for containing new rows 5962 function manipulationTarget( elem, content ) { 5963 if ( nodeName( elem, "table" ) && 5964 nodeName( content.nodeType !== 11 ? content : content.firstChild, "tr" ) ) { 5965 5966 return jQuery( elem ).children( "tbody" )[ 0 ] || elem; 5967 } 5968 5969 return elem; 5970 } 5971 5972 // Replace/restore the type attribute of script elements for safe DOM manipulation 5973 function disableScript( elem ) { 5974 elem.type = ( elem.getAttribute( "type" ) !== null ) + "/" + elem.type; 5975 return elem; 5976 } 5977 function restoreScript( elem ) { 5978 if ( ( elem.type || "" ).slice( 0, 5 ) === "true/" ) { 5979 elem.type = elem.type.slice( 5 ); 5980 } else { 5981 elem.removeAttribute( "type" ); 5982 } 5983 5984 return elem; 5985 } 5986 5987 function cloneCopyEvent( src, dest ) { 5988 var i, l, type, pdataOld, udataOld, udataCur, events; 5989 5990 if ( dest.nodeType !== 1 ) { 5991 return; 5992 } 5993 5994 // 1. Copy private data: events, handlers, etc. 5995 if ( dataPriv.hasData( src ) ) { 5996 pdataOld = dataPriv.get( src ); 5997 events = pdataOld.events; 5998 5999 if ( events ) { 6000 dataPriv.remove( dest, "handle events" ); 6001 6002 for ( type in events ) { 6003 for ( i = 0, l = events[ type ].length; i < l; i++ ) { 6004 jQuery.event.add( dest, type, events[ type ][ i ] ); 6005 } 6006 } 6007 } 6008 } 6009 6010 // 2. Copy user data 6011 if ( dataUser.hasData( src ) ) { 6012 udataOld = dataUser.access( src ); 6013 udataCur = jQuery.extend( {}, udataOld ); 6014 6015 dataUser.set( dest, udataCur ); 6016 } 6017 } 6018 6019 // Fix IE bugs, see support tests 6020 function fixInput( src, dest ) { 6021 var nodeName = dest.nodeName.toLowerCase(); 6022 6023 // Fails to persist the checked state of a cloned checkbox or radio button. 6024 if ( nodeName === "input" && rcheckableType.test( src.type ) ) { 6025 dest.checked = src.checked; 6026 6027 // Fails to return the selected option to the default selected state when cloning options 6028 } else if ( nodeName === "input" || nodeName === "textarea" ) { 6029 dest.defaultValue = src.defaultValue; 6030 } 6031 } 6032 6033 function domManip( collection, args, callback, ignored ) { 6034 6035 // Flatten any nested arrays 6036 args = flat( args ); 6037 6038 var fragment, first, scripts, hasScripts, node, doc, 6039 i = 0, 6040 l = collection.length, 6041 iNoClone = l - 1, 6042 value = args[ 0 ], 6043 valueIsFunction = isFunction( value ); 6044 6045 // We can't cloneNode fragments that contain checked, in WebKit 6046 if ( valueIsFunction || 6047 ( l > 1 && typeof value === "string" && 6048 !support.checkClone && rchecked.test( value ) ) ) { 6049 return collection.each( function( index ) { 6050 var self = collection.eq( index ); 6051 if ( valueIsFunction ) { 6052 args[ 0 ] = value.call( this, index, self.html() ); 6053 } 6054 domManip( self, args, callback, ignored ); 6055 } ); 6056 } 6057 6058 if ( l ) { 6059 fragment = buildFragment( args, collection[ 0 ].ownerDocument, false, collection, ignored ); 6060 first = fragment.firstChild; 6061 6062 if ( fragment.childNodes.length === 1 ) { 6063 fragment = first; 6064 } 6065 6066 // Require either new content or an interest in ignored elements to invoke the callback 6067 if ( first || ignored ) { 6068 scripts = jQuery.map( getAll( fragment, "script" ), disableScript ); 6069 hasScripts = scripts.length; 6070 6071 // Use the original fragment for the last item 6072 // instead of the first because it can end up 6073 // being emptied incorrectly in certain situations (#8070). 6074 for ( ; i < l; i++ ) { 6075 node = fragment; 6076 6077 if ( i !== iNoClone ) { 6078 node = jQuery.clone( node, true, true ); 6079 6080 // Keep references to cloned scripts for later restoration 6081 if ( hasScripts ) { 6082 6083 // Support: Android <=4.0 only, PhantomJS 1 only 6084 // push.apply(_, arraylike) throws on ancient WebKit 6085 jQuery.merge( scripts, getAll( node, "script" ) ); 6086 } 6087 } 6088 6089 callback.call( collection[ i ], node, i ); 6090 } 6091 6092 if ( hasScripts ) { 6093 doc = scripts[ scripts.length - 1 ].ownerDocument; 6094 6095 // Reenable scripts 6096 jQuery.map( scripts, restoreScript ); 6097 6098 // Evaluate executable scripts on first document insertion 6099 for ( i = 0; i < hasScripts; i++ ) { 6100 node = scripts[ i ]; 6101 if ( rscriptType.test( node.type || "" ) && 6102 !dataPriv.access( node, "globalEval" ) && 6103 jQuery.contains( doc, node ) ) { 6104 6105 if ( node.src && ( node.type || "" ).toLowerCase() !== "module" ) { 6106 6107 // Optional AJAX dependency, but won't run scripts if not present 6108 if ( jQuery._evalUrl && !node.noModule ) { 6109 jQuery._evalUrl( node.src, { 6110 nonce: node.nonce || node.getAttribute( "nonce" ) 6111 }, doc ); 6112 } 6113 } else { 6114 DOMEval( node.textContent.replace( rcleanScript, "" ), node, doc ); 6115 } 6116 } 6117 } 6118 } 6119 } 6120 } 6121 6122 return collection; 6123 } 6124 6125 function remove( elem, selector, keepData ) { 6126 var node, 6127 nodes = selector ? jQuery.filter( selector, elem ) : elem, 6128 i = 0; 6129 6130 for ( ; ( node = nodes[ i ] ) != null; i++ ) { 6131 if ( !keepData && node.nodeType === 1 ) { 6132 jQuery.cleanData( getAll( node ) ); 6133 } 6134 6135 if ( node.parentNode ) { 6136 if ( keepData && isAttached( node ) ) { 6137 setGlobalEval( getAll( node, "script" ) ); 6138 } 6139 node.parentNode.removeChild( node ); 6140 } 6141 } 6142 6143 return elem; 6144 } 6145 6146 jQuery.extend( { 6147 htmlPrefilter: function( html ) { 6148 return html; 6149 }, 6150 6151 clone: function( elem, dataAndEvents, deepDataAndEvents ) { 6152 var i, l, srcElements, destElements, 6153 clone = elem.cloneNode( true ), 6154 inPage = isAttached( elem ); 6155 6156 // Fix IE cloning issues 6157 if ( !support.noCloneChecked && ( elem.nodeType === 1 || elem.nodeType === 11 ) && 6158 !jQuery.isXMLDoc( elem ) ) { 6159 6160 // We eschew Sizzle here for performance reasons: https://jsperf.com/getall-vs-sizzle/2 6161 destElements = getAll( clone ); 6162 srcElements = getAll( elem ); 6163 6164 for ( i = 0, l = srcElements.length; i < l; i++ ) { 6165 fixInput( srcElements[ i ], destElements[ i ] ); 6166 } 6167 } 6168 6169 // Copy the events from the original to the clone 6170 if ( dataAndEvents ) { 6171 if ( deepDataAndEvents ) { 6172 srcElements = srcElements || getAll( elem ); 6173 destElements = destElements || getAll( clone ); 6174 6175 for ( i = 0, l = srcElements.length; i < l; i++ ) { 6176 cloneCopyEvent( srcElements[ i ], destElements[ i ] ); 6177 } 6178 } else { 6179 cloneCopyEvent( elem, clone ); 6180 } 6181 } 6182 6183 // Preserve script evaluation history 6184 destElements = getAll( clone, "script" ); 6185 if ( destElements.length > 0 ) { 6186 setGlobalEval( destElements, !inPage && getAll( elem, "script" ) ); 6187 } 6188 6189 // Return the cloned set 6190 return clone; 6191 }, 6192 6193 cleanData: function( elems ) { 6194 var data, elem, type, 6195 special = jQuery.event.special, 6196 i = 0; 6197 6198 for ( ; ( elem = elems[ i ] ) !== undefined; i++ ) { 6199 if ( acceptData( elem ) ) { 6200 if ( ( data = elem[ dataPriv.expando ] ) ) { 6201 if ( data.events ) { 6202 for ( type in data.events ) { 6203 if ( special[ type ] ) { 6204 jQuery.event.remove( elem, type ); 6205 6206 // This is a shortcut to avoid jQuery.event.remove's overhead 6207 } else { 6208 jQuery.removeEvent( elem, type, data.handle ); 6209 } 6210 } 6211 } 6212 6213 // Support: Chrome <=35 - 45+ 6214 // Assign undefined instead of using delete, see Data#remove 6215 elem[ dataPriv.expando ] = undefined; 6216 } 6217 if ( elem[ dataUser.expando ] ) { 6218 6219 // Support: Chrome <=35 - 45+ 6220 // Assign undefined instead of using delete, see Data#remove 6221 elem[ dataUser.expando ] = undefined; 6222 } 6223 } 6224 } 6225 } 6226 } ); 6227 6228 jQuery.fn.extend( { 6229 detach: function( selector ) { 6230 return remove( this, selector, true ); 6231 }, 6232 6233 remove: function( selector ) { 6234 return remove( this, selector ); 6235 }, 6236 6237 text: function( value ) { 6238 return access( this, function( value ) { 6239 return value === undefined ? 6240 jQuery.text( this ) : 6241 this.empty().each( function() { 6242 if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) { 6243 this.textContent = value; 6244 } 6245 } ); 6246 }, null, value, arguments.length ); 6247 }, 6248 6249 append: function() { 6250 return domManip( this, arguments, function( elem ) { 6251 if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) { 6252 var target = manipulationTarget( this, elem ); 6253 target.appendChild( elem ); 6254 } 6255 } ); 6256 }, 6257 6258 prepend: function() { 6259 return domManip( this, arguments, function( elem ) { 6260 if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) { 6261 var target = manipulationTarget( this, elem ); 6262 target.insertBefore( elem, target.firstChild ); 6263 } 6264 } ); 6265 }, 6266 6267 before: function() { 6268 return domManip( this, arguments, function( elem ) { 6269 if ( this.parentNode ) { 6270 this.parentNode.insertBefore( elem, this ); 6271 } 6272 } ); 6273 }, 6274 6275 after: function() { 6276 return domManip( this, arguments, function( elem ) { 6277 if ( this.parentNode ) { 6278 this.parentNode.insertBefore( elem, this.nextSibling ); 6279 } 6280 } ); 6281 }, 6282 6283 empty: function() { 6284 var elem, 6285 i = 0; 6286 6287 for ( ; ( elem = this[ i ] ) != null; i++ ) { 6288 if ( elem.nodeType === 1 ) { 6289 6290 // Prevent memory leaks 6291 jQuery.cleanData( getAll( elem, false ) ); 6292 6293 // Remove any remaining nodes 6294 elem.textContent = ""; 6295 } 6296 } 6297 6298 return this; 6299 }, 6300 6301 clone: function( dataAndEvents, deepDataAndEvents ) { 6302 dataAndEvents = dataAndEvents == null ? false : dataAndEvents; 6303 deepDataAndEvents = deepDataAndEvents == null ? dataAndEvents : deepDataAndEvents; 6304 6305 return this.map( function() { 6306 return jQuery.clone( this, dataAndEvents, deepDataAndEvents ); 6307 } ); 6308 }, 6309 6310 html: function( value ) { 6311 return access( this, function( value ) { 6312 var elem = this[ 0 ] || {}, 6313 i = 0, 6314 l = this.length; 6315 6316 if ( value === undefined && elem.nodeType === 1 ) { 6317 return elem.innerHTML; 6318 } 6319 6320 // See if we can take a shortcut and just use innerHTML 6321 if ( typeof value === "string" && !rnoInnerhtml.test( value ) && 6322 !wrapMap[ ( rtagName.exec( value ) || [ "", "" ] )[ 1 ].toLowerCase() ] ) { 6323 6324 value = jQuery.htmlPrefilter( value ); 6325 6326 try { 6327 for ( ; i < l; i++ ) { 6328 elem = this[ i ] || {}; 6329 6330 // Remove element nodes and prevent memory leaks 6331 if ( elem.nodeType === 1 ) { 6332 jQuery.cleanData( getAll( elem, false ) ); 6333 elem.innerHTML = value; 6334 } 6335 } 6336 6337 elem = 0; 6338 6339 // If using innerHTML throws an exception, use the fallback method 6340 } catch ( e ) {} 6341 } 6342 6343 if ( elem ) { 6344 this.empty().append( value ); 6345 } 6346 }, null, value, arguments.length ); 6347 }, 6348 6349 replaceWith: function() { 6350 var ignored = []; 6351 6352 // Make the changes, replacing each non-ignored context element with the new content 6353 return domManip( this, arguments, function( elem ) { 6354 var parent = this.parentNode; 6355 6356 if ( jQuery.inArray( this, ignored ) < 0 ) { 6357 jQuery.cleanData( getAll( this ) ); 6358 if ( parent ) { 6359 parent.replaceChild( elem, this ); 6360 } 6361 } 6362 6363 // Force callback invocation 6364 }, ignored ); 6365 } 6366 } ); 6367 6368 jQuery.each( { 6369 appendTo: "append", 6370 prependTo: "prepend", 6371 insertBefore: "before", 6372 insertAfter: "after", 6373 replaceAll: "replaceWith" 6374 }, function( name, original ) { 6375 jQuery.fn[ name ] = function( selector ) { 6376 var elems, 6377 ret = [], 6378 insert = jQuery( selector ), 6379 last = insert.length - 1, 6380 i = 0; 6381 6382 for ( ; i <= last; i++ ) { 6383 elems = i === last ? this : this.clone( true ); 6384 jQuery( insert[ i ] )[ original ]( elems ); 6385 6386 // Support: Android <=4.0 only, PhantomJS 1 only 6387 // .get() because push.apply(_, arraylike) throws on ancient WebKit 6388 push.apply( ret, elems.get() ); 6389 } 6390 6391 return this.pushStack( ret ); 6392 }; 6393 } ); 6394 var rnumnonpx = new RegExp( "^(" + pnum + ")(?!px)[a-z%]+$", "i" ); 6395 6396 var getStyles = function( elem ) { 6397 6398 // Support: IE <=11 only, Firefox <=30 (#15098, #14150) 6399 // IE throws on elements created in popups 6400 // FF meanwhile throws on frame elements through "defaultView.getComputedStyle" 6401 var view = elem.ownerDocument.defaultView; 6402 6403 if ( !view || !view.opener ) { 6404 view = window; 6405 } 6406 6407 return view.getComputedStyle( elem ); 6408 }; 6409 6410 var swap = function( elem, options, callback ) { 6411 var ret, name, 6412 old = {}; 6413 6414 // Remember the old values, and insert the new ones 6415 for ( name in options ) { 6416 old[ name ] = elem.style[ name ]; 6417 elem.style[ name ] = options[ name ]; 6418 } 6419 6420 ret = callback.call( elem ); 6421 6422 // Revert the old values 6423 for ( name in options ) { 6424 elem.style[ name ] = old[ name ]; 6425 } 6426 6427 return ret; 6428 }; 6429 6430 6431 var rboxStyle = new RegExp( cssExpand.join( "|" ), "i" ); 6432 6433 6434 6435 ( function() { 6436 6437 // Executing both pixelPosition & boxSizingReliable tests require only one layout 6438 // so they're executed at the same time to save the second computation. 6439 function computeStyleTests() { 6440 6441 // This is a singleton, we need to execute it only once 6442 if ( !div ) { 6443 return; 6444 } 6445 6446 container.style.cssText = "position:absolute;left:-11111px;width:60px;" + 6447 "margin-top:1px;padding:0;border:0"; 6448 div.style.cssText = 6449 "position:relative;display:block;box-sizing:border-box;overflow:scroll;" + 6450 "margin:auto;border:1px;padding:1px;" + 6451 "width:60%;top:1%"; 6452 documentElement.appendChild( container ).appendChild( div ); 6453 6454 var divStyle = window.getComputedStyle( div ); 6455 pixelPositionVal = divStyle.top !== "1%"; 6456 6457 // Support: Android 4.0 - 4.3 only, Firefox <=3 - 44 6458 reliableMarginLeftVal = roundPixelMeasures( divStyle.marginLeft ) === 12; 6459 6460 // Support: Android 4.0 - 4.3 only, Safari <=9.1 - 10.1, iOS <=7.0 - 9.3 6461 // Some styles come back with percentage values, even though they shouldn't 6462 div.style.right = "60%"; 6463 pixelBoxStylesVal = roundPixelMeasures( divStyle.right ) === 36; 6464 6465 // Support: IE 9 - 11 only 6466 // Detect misreporting of content dimensions for box-sizing:border-box elements 6467 boxSizingReliableVal = roundPixelMeasures( divStyle.width ) === 36; 6468 6469 // Support: IE 9 only 6470 // Detect overflow:scroll screwiness (gh-3699) 6471 // Support: Chrome <=64 6472 // Don't get tricked when zoom affects offsetWidth (gh-4029) 6473 div.style.position = "absolute"; 6474 scrollboxSizeVal = roundPixelMeasures( div.offsetWidth / 3 ) === 12; 6475 6476 documentElement.removeChild( container ); 6477 6478 // Nullify the div so it wouldn't be stored in the memory and 6479 // it will also be a sign that checks already performed 6480 div = null; 6481 } 6482 6483 function roundPixelMeasures( measure ) { 6484 return Math.round( parseFloat( measure ) ); 6485 } 6486 6487 var pixelPositionVal, boxSizingReliableVal, scrollboxSizeVal, pixelBoxStylesVal, 6488 reliableTrDimensionsVal, reliableMarginLeftVal, 6489 container = document.createElement( "div" ), 6490 div = document.createElement( "div" ); 6491 6492 // Finish early in limited (non-browser) environments 6493 if ( !div.style ) { 6494 return; 6495 } 6496 6497 // Support: IE <=9 - 11 only 6498 // Style of cloned element affects source element cloned (#8908) 6499 div.style.backgroundClip = "content-box"; 6500 div.cloneNode( true ).style.backgroundClip = ""; 6501 support.clearCloneStyle = div.style.backgroundClip === "content-box"; 6502 6503 jQuery.extend( support, { 6504 boxSizingReliable: function() { 6505 computeStyleTests(); 6506 return boxSizingReliableVal; 6507 }, 6508 pixelBoxStyles: function() { 6509 computeStyleTests(); 6510 return pixelBoxStylesVal; 6511 }, 6512 pixelPosition: function() { 6513 computeStyleTests(); 6514 return pixelPositionVal; 6515 }, 6516 reliableMarginLeft: function() { 6517 computeStyleTests(); 6518 return reliableMarginLeftVal; 6519 }, 6520 scrollboxSize: function() { 6521 computeStyleTests(); 6522 return scrollboxSizeVal; 6523 }, 6524 6525 // Support: IE 9 - 11+, Edge 15 - 18+ 6526 // IE/Edge misreport `getComputedStyle` of table rows with width/height 6527 // set in CSS while `offset*` properties report correct values. 6528 // Behavior in IE 9 is more subtle than in newer versions & it passes 6529 // some versions of this test; make sure not to make it pass there! 6530 // 6531 // Support: Firefox 70+ 6532 // Only Firefox includes border widths 6533 // in computed dimensions. (gh-4529) 6534 reliableTrDimensions: function() { 6535 var table, tr, trChild, trStyle; 6536 if ( reliableTrDimensionsVal == null ) { 6537 table = document.createElement( "table" ); 6538 tr = document.createElement( "tr" ); 6539 trChild = document.createElement( "div" ); 6540 6541 table.style.cssText = "position:absolute;left:-11111px;border-collapse:separate"; 6542 tr.style.cssText = "border:1px solid"; 6543 6544 // Support: Chrome 86+ 6545 // Height set through cssText does not get applied. 6546 // Computed height then comes back as 0. 6547 tr.style.height = "1px"; 6548 trChild.style.height = "9px"; 6549 6550 // Support: Android 8 Chrome 86+ 6551 // In our bodyBackground.html iframe, 6552 // display for all div elements is set to "inline", 6553 // which causes a problem only in Android 8 Chrome 86. 6554 // Ensuring the div is display: block 6555 // gets around this issue. 6556 trChild.style.display = "block"; 6557 6558 documentElement 6559 .appendChild( table ) 6560 .appendChild( tr ) 6561 .appendChild( trChild ); 6562 6563 trStyle = window.getComputedStyle( tr ); 6564 reliableTrDimensionsVal = ( parseInt( trStyle.height, 10 ) + 6565 parseInt( trStyle.borderTopWidth, 10 ) + 6566 parseInt( trStyle.borderBottomWidth, 10 ) ) === tr.offsetHeight; 6567 6568 documentElement.removeChild( table ); 6569 } 6570 return reliableTrDimensionsVal; 6571 } 6572 } ); 6573 } )(); 6574 6575 6576 function curCSS( elem, name, computed ) { 6577 var width, minWidth, maxWidth, ret, 6578 6579 // Support: Firefox 51+ 6580 // Retrieving style before computed somehow 6581 // fixes an issue with getting wrong values 6582 // on detached elements 6583 style = elem.style; 6584 6585 computed = computed || getStyles( elem ); 6586 6587 // getPropertyValue is needed for: 6588 // .css('filter') (IE 9 only, #12537) 6589 // .css('--customProperty) (#3144) 6590 if ( computed ) { 6591 ret = computed.getPropertyValue( name ) || computed[ name ]; 6592 6593 if ( ret === "" && !isAttached( elem ) ) { 6594 ret = jQuery.style( elem, name ); 6595 } 6596 6597 // A tribute to the "awesome hack by Dean Edwards" 6598 // Android Browser returns percentage for some values, 6599 // but width seems to be reliably pixels. 6600 // This is against the CSSOM draft spec: 6601 // https://drafts.csswg.org/cssom/#resolved-values 6602 if ( !support.pixelBoxStyles() && rnumnonpx.test( ret ) && rboxStyle.test( name ) ) { 6603 6604 // Remember the original values 6605 width = style.width; 6606 minWidth = style.minWidth; 6607 maxWidth = style.maxWidth; 6608 6609 // Put in the new values to get a computed value out 6610 style.minWidth = style.maxWidth = style.width = ret; 6611 ret = computed.width; 6612 6613 // Revert the changed values 6614 style.width = width; 6615 style.minWidth = minWidth; 6616 style.maxWidth = maxWidth; 6617 } 6618 } 6619 6620 return ret !== undefined ? 6621 6622 // Support: IE <=9 - 11 only 6623 // IE returns zIndex value as an integer. 6624 ret + "" : 6625 ret; 6626 } 6627 6628 6629 function addGetHookIf( conditionFn, hookFn ) { 6630 6631 // Define the hook, we'll check on the first run if it's really needed. 6632 return { 6633 get: function() { 6634 if ( conditionFn() ) { 6635 6636 // Hook not needed (or it's not possible to use it due 6637 // to missing dependency), remove it. 6638 delete this.get; 6639 return; 6640 } 6641 6642 // Hook needed; redefine it so that the support test is not executed again. 6643 return ( this.get = hookFn ).apply( this, arguments ); 6644 } 6645 }; 6646 } 6647 6648 6649 var cssPrefixes = [ "Webkit", "Moz", "ms" ], 6650 emptyStyle = document.createElement( "div" ).style, 6651 vendorProps = {}; 6652 6653 // Return a vendor-prefixed property or undefined 6654 function vendorPropName( name ) { 6655 6656 // Check for vendor prefixed names 6657 var capName = name[ 0 ].toUpperCase() + name.slice( 1 ), 6658 i = cssPrefixes.length; 6659 6660 while ( i-- ) { 6661 name = cssPrefixes[ i ] + capName; 6662 if ( name in emptyStyle ) { 6663 return name; 6664 } 6665 } 6666 } 6667 6668 // Return a potentially-mapped jQuery.cssProps or vendor prefixed property 6669 function finalPropName( name ) { 6670 var final = jQuery.cssProps[ name ] || vendorProps[ name ]; 6671 6672 if ( final ) { 6673 return final; 6674 } 6675 if ( name in emptyStyle ) { 6676 return name; 6677 } 6678 return vendorProps[ name ] = vendorPropName( name ) || name; 6679 } 6680 6681 6682 var 6683 6684 // Swappable if display is none or starts with table 6685 // except "table", "table-cell", or "table-caption" 6686 // See here for display values: https://developer.mozilla.org/en-US/docs/CSS/display 6687 rdisplayswap = /^(none|table(?!-c[ea]).+)/, 6688 rcustomProp = /^--/, 6689 cssShow = { position: "absolute", visibility: "hidden", display: "block" }, 6690 cssNormalTransform = { 6691 letterSpacing: "0", 6692 fontWeight: "400" 6693 }; 6694 6695 function setPositiveNumber( _elem, value, subtract ) { 6696 6697 // Any relative (+/-) values have already been 6698 // normalized at this point 6699 var matches = rcssNum.exec( value ); 6700 return matches ? 6701 6702 // Guard against undefined "subtract", e.g., when used as in cssHooks 6703 Math.max( 0, matches[ 2 ] - ( subtract || 0 ) ) + ( matches[ 3 ] || "px" ) : 6704 value; 6705 } 6706 6707 function boxModelAdjustment( elem, dimension, box, isBorderBox, styles, computedVal ) { 6708 var i = dimension === "width" ? 1 : 0, 6709 extra = 0, 6710 delta = 0; 6711 6712 // Adjustment may not be necessary 6713 if ( box === ( isBorderBox ? "border" : "content" ) ) { 6714 return 0; 6715 } 6716 6717 for ( ; i < 4; i += 2 ) { 6718 6719 // Both box models exclude margin 6720 if ( box === "margin" ) { 6721 delta += jQuery.css( elem, box + cssExpand[ i ], true, styles ); 6722 } 6723 6724 // If we get here with a content-box, we're seeking "padding" or "border" or "margin" 6725 if ( !isBorderBox ) { 6726 6727 // Add padding 6728 delta += jQuery.css( elem, "padding" + cssExpand[ i ], true, styles ); 6729 6730 // For "border" or "margin", add border 6731 if ( box !== "padding" ) { 6732 delta += jQuery.css( elem, "border" + cssExpand[ i ] + "Width", true, styles ); 6733 6734 // But still keep track of it otherwise 6735 } else { 6736 extra += jQuery.css( elem, "border" + cssExpand[ i ] + "Width", true, styles ); 6737 } 6738 6739 // If we get here with a border-box (content + padding + border), we're seeking "content" or 6740 // "padding" or "margin" 6741 } else { 6742 6743 // For "content", subtract padding 6744 if ( box === "content" ) { 6745 delta -= jQuery.css( elem, "padding" + cssExpand[ i ], true, styles ); 6746 } 6747 6748 // For "content" or "padding", subtract border 6749 if ( box !== "margin" ) { 6750 delta -= jQuery.css( elem, "border" + cssExpand[ i ] + "Width", true, styles ); 6751 } 6752 } 6753 } 6754 6755 // Account for positive content-box scroll gutter when requested by providing computedVal 6756 if ( !isBorderBox && computedVal >= 0 ) { 6757 6758 // offsetWidth/offsetHeight is a rounded sum of content, padding, scroll gutter, and border 6759 // Assuming integer scroll gutter, subtract the rest and round down 6760 delta += Math.max( 0, Math.ceil( 6761 elem[ "offset" + dimension[ 0 ].toUpperCase() + dimension.slice( 1 ) ] - 6762 computedVal - 6763 delta - 6764 extra - 6765 0.5 6766 6767 // If offsetWidth/offsetHeight is unknown, then we can't determine content-box scroll gutter 6768 // Use an explicit zero to avoid NaN (gh-3964) 6769 ) ) || 0; 6770 } 6771 6772 return delta; 6773 } 6774 6775 function getWidthOrHeight( elem, dimension, extra ) { 6776 6777 // Start with computed style 6778 var styles = getStyles( elem ), 6779 6780 // To avoid forcing a reflow, only fetch boxSizing if we need it (gh-4322). 6781 // Fake content-box until we know it's needed to know the true value. 6782 boxSizingNeeded = !support.boxSizingReliable() || extra, 6783 isBorderBox = boxSizingNeeded && 6784 jQuery.css( elem, "boxSizing", false, styles ) === "border-box", 6785 valueIsBorderBox = isBorderBox, 6786 6787 val = curCSS( elem, dimension, styles ), 6788 offsetProp = "offset" + dimension[ 0 ].toUpperCase() + dimension.slice( 1 ); 6789 6790 // Support: Firefox <=54 6791 // Return a confounding non-pixel value or feign ignorance, as appropriate. 6792 if ( rnumnonpx.test( val ) ) { 6793 if ( !extra ) { 6794 return val; 6795 } 6796 val = "auto"; 6797 } 6798 6799 6800 // Support: IE 9 - 11 only 6801 // Use offsetWidth/offsetHeight for when box sizing is unreliable. 6802 // In those cases, the computed value can be trusted to be border-box. 6803 if ( ( !support.boxSizingReliable() && isBorderBox || 6804 6805 // Support: IE 10 - 11+, Edge 15 - 18+ 6806 // IE/Edge misreport `getComputedStyle` of table rows with width/height 6807 // set in CSS while `offset*` properties report correct values. 6808 // Interestingly, in some cases IE 9 doesn't suffer from this issue. 6809 !support.reliableTrDimensions() && nodeName( elem, "tr" ) || 6810 6811 // Fall back to offsetWidth/offsetHeight when value is "auto" 6812 // This happens for inline elements with no explicit setting (gh-3571) 6813 val === "auto" || 6814 6815 // Support: Android <=4.1 - 4.3 only 6816 // Also use offsetWidth/offsetHeight for misreported inline dimensions (gh-3602) 6817 !parseFloat( val ) && jQuery.css( elem, "display", false, styles ) === "inline" ) && 6818 6819 // Make sure the element is visible & connected 6820 elem.getClientRects().length ) { 6821 6822 isBorderBox = jQuery.css( elem, "boxSizing", false, styles ) === "border-box"; 6823 6824 // Where available, offsetWidth/offsetHeight approximate border box dimensions. 6825 // Where not available (e.g., SVG), assume unreliable box-sizing and interpret the 6826 // retrieved value as a content box dimension. 6827 valueIsBorderBox = offsetProp in elem; 6828 if ( valueIsBorderBox ) { 6829 val = elem[ offsetProp ]; 6830 } 6831 } 6832 6833 // Normalize "" and auto 6834 val = parseFloat( val ) || 0; 6835 6836 // Adjust for the element's box model 6837 return ( val + 6838 boxModelAdjustment( 6839 elem, 6840 dimension, 6841 extra || ( isBorderBox ? "border" : "content" ), 6842 valueIsBorderBox, 6843 styles, 6844 6845 // Provide the current computed size to request scroll gutter calculation (gh-3589) 6846 val 6847 ) 6848 ) + "px"; 6849 } 6850 6851 jQuery.extend( { 6852 6853 // Add in style property hooks for overriding the default 6854 // behavior of getting and setting a style property 6855 cssHooks: { 6856 opacity: { 6857 get: function( elem, computed ) { 6858 if ( computed ) { 6859 6860 // We should always get a number back from opacity 6861 var ret = curCSS( elem, "opacity" ); 6862 return ret === "" ? "1" : ret; 6863 } 6864 } 6865 } 6866 }, 6867 6868 // Don't automatically add "px" to these possibly-unitless properties 6869 cssNumber: { 6870 "animationIterationCount": true, 6871 "columnCount": true, 6872 "fillOpacity": true, 6873 "flexGrow": true, 6874 "flexShrink": true, 6875 "fontWeight": true, 6876 "gridArea": true, 6877 "gridColumn": true, 6878 "gridColumnEnd": true, 6879 "gridColumnStart": true, 6880 "gridRow": true, 6881 "gridRowEnd": true, 6882 "gridRowStart": true, 6883 "lineHeight": true, 6884 "opacity": true, 6885 "order": true, 6886 "orphans": true, 6887 "widows": true, 6888 "zIndex": true, 6889 "zoom": true 6890 }, 6891 6892 // Add in properties whose names you wish to fix before 6893 // setting or getting the value 6894 cssProps: {}, 6895 6896 // Get and set the style property on a DOM Node 6897 style: function( elem, name, value, extra ) { 6898 6899 // Don't set styles on text and comment nodes 6900 if ( !elem || elem.nodeType === 3 || elem.nodeType === 8 || !elem.style ) { 6901 return; 6902 } 6903 6904 // Make sure that we're working with the right name 6905 var ret, type, hooks, 6906 origName = camelCase( name ), 6907 isCustomProp = rcustomProp.test( name ), 6908 style = elem.style; 6909 6910 // Make sure that we're working with the right name. We don't 6911 // want to query the value if it is a CSS custom property 6912 // since they are user-defined. 6913 if ( !isCustomProp ) { 6914 name = finalPropName( origName ); 6915 } 6916 6917 // Gets hook for the prefixed version, then unprefixed version 6918 hooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ]; 6919 6920 // Check if we're setting a value 6921 if ( value !== undefined ) { 6922 type = typeof value; 6923 6924 // Convert "+=" or "-=" to relative numbers (#7345) 6925 if ( type === "string" && ( ret = rcssNum.exec( value ) ) && ret[ 1 ] ) { 6926 value = adjustCSS( elem, name, ret ); 6927 6928 // Fixes bug #9237 6929 type = "number"; 6930 } 6931 6932 // Make sure that null and NaN values aren't set (#7116) 6933 if ( value == null || value !== value ) { 6934 return; 6935 } 6936 6937 // If a number was passed in, add the unit (except for certain CSS properties) 6938 // The isCustomProp check can be removed in jQuery 4.0 when we only auto-append 6939 // "px" to a few hardcoded values. 6940 if ( type === "number" && !isCustomProp ) { 6941 value += ret && ret[ 3 ] || ( jQuery.cssNumber[ origName ] ? "" : "px" ); 6942 } 6943 6944 // background-* props affect original clone's values 6945 if ( !support.clearCloneStyle && value === "" && name.indexOf( "background" ) === 0 ) { 6946 style[ name ] = "inherit"; 6947 } 6948 6949 // If a hook was provided, use that value, otherwise just set the specified value 6950 if ( !hooks || !( "set" in hooks ) || 6951 ( value = hooks.set( elem, value, extra ) ) !== undefined ) { 6952 6953 if ( isCustomProp ) { 6954 style.setProperty( name, value ); 6955 } else { 6956 style[ name ] = value; 6957 } 6958 } 6959 6960 } else { 6961 6962 // If a hook was provided get the non-computed value from there 6963 if ( hooks && "get" in hooks && 6964 ( ret = hooks.get( elem, false, extra ) ) !== undefined ) { 6965 6966 return ret; 6967 } 6968 6969 // Otherwise just get the value from the style object 6970 return style[ name ]; 6971 } 6972 }, 6973 6974 css: function( elem, name, extra, styles ) { 6975 var val, num, hooks, 6976 origName = camelCase( name ), 6977 isCustomProp = rcustomProp.test( name ); 6978 6979 // Make sure that we're working with the right name. We don't 6980 // want to modify the value if it is a CSS custom property 6981 // since they are user-defined. 6982 if ( !isCustomProp ) { 6983 name = finalPropName( origName ); 6984 } 6985 6986 // Try prefixed name followed by the unprefixed name 6987 hooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ]; 6988 6989 // If a hook was provided get the computed value from there 6990 if ( hooks && "get" in hooks ) { 6991 val = hooks.get( elem, true, extra ); 6992 } 6993 6994 // Otherwise, if a way to get the computed value exists, use that 6995 if ( val === undefined ) { 6996 val = curCSS( elem, name, styles ); 6997 } 6998 6999 // Convert "normal" to computed value 7000 if ( val === "normal" && name in cssNormalTransform ) { 7001 val = cssNormalTransform[ name ]; 7002 } 7003 7004 // Make numeric if forced or a qualifier was provided and val looks numeric 7005 if ( extra === "" || extra ) { 7006 num = parseFloat( val ); 7007 return extra === true || isFinite( num ) ? num || 0 : val; 7008 } 7009 7010 return val; 7011 } 7012 } ); 7013 7014 jQuery.each( [ "height", "width" ], function( _i, dimension ) { 7015 jQuery.cssHooks[ dimension ] = { 7016 get: function( elem, computed, extra ) { 7017 if ( computed ) { 7018 7019 // Certain elements can have dimension info if we invisibly show them 7020 // but it must have a current display style that would benefit 7021 return rdisplayswap.test( jQuery.css( elem, "display" ) ) && 7022 7023 // Support: Safari 8+ 7024 // Table columns in Safari have non-zero offsetWidth & zero 7025 // getBoundingClientRect().width unless display is changed. 7026 // Support: IE <=11 only 7027 // Running getBoundingClientRect on a disconnected node 7028 // in IE throws an error. 7029 ( !elem.getClientRects().length || !elem.getBoundingClientRect().width ) ? 7030 swap( elem, cssShow, function() { 7031 return getWidthOrHeight( elem, dimension, extra ); 7032 } ) : 7033 getWidthOrHeight( elem, dimension, extra ); 7034 } 7035 }, 7036 7037 set: function( elem, value, extra ) { 7038 var matches, 7039 styles = getStyles( elem ), 7040 7041 // Only read styles.position if the test has a chance to fail 7042 // to avoid forcing a reflow. 7043 scrollboxSizeBuggy = !support.scrollboxSize() && 7044 styles.position === "absolute", 7045 7046 // To avoid forcing a reflow, only fetch boxSizing if we need it (gh-3991) 7047 boxSizingNeeded = scrollboxSizeBuggy || extra, 7048 isBorderBox = boxSizingNeeded && 7049 jQuery.css( elem, "boxSizing", false, styles ) === "border-box", 7050 subtract = extra ? 7051 boxModelAdjustment( 7052 elem, 7053 dimension, 7054 extra, 7055 isBorderBox, 7056 styles 7057 ) : 7058 0; 7059 7060 // Account for unreliable border-box dimensions by comparing offset* to computed and 7061 // faking a content-box to get border and padding (gh-3699) 7062 if ( isBorderBox && scrollboxSizeBuggy ) { 7063 subtract -= Math.ceil( 7064 elem[ "offset" + dimension[ 0 ].toUpperCase() + dimension.slice( 1 ) ] - 7065 parseFloat( styles[ dimension ] ) - 7066 boxModelAdjustment( elem, dimension, "border", false, styles ) - 7067 0.5 7068 ); 7069 } 7070 7071 // Convert to pixels if value adjustment is needed 7072 if ( subtract && ( matches = rcssNum.exec( value ) ) && 7073 ( matches[ 3 ] || "px" ) !== "px" ) { 7074 7075 elem.style[ dimension ] = value; 7076 value = jQuery.css( elem, dimension ); 7077 } 7078 7079 return setPositiveNumber( elem, value, subtract ); 7080 } 7081 }; 7082 } ); 7083 7084 jQuery.cssHooks.marginLeft = addGetHookIf( support.reliableMarginLeft, 7085 function( elem, computed ) { 7086 if ( computed ) { 7087 return ( parseFloat( curCSS( elem, "marginLeft" ) ) || 7088 elem.getBoundingClientRect().left - 7089 swap( elem, { marginLeft: 0 }, function() { 7090 return elem.getBoundingClientRect().left; 7091 } ) 7092 ) + "px"; 7093 } 7094 } 7095 ); 7096 7097 // These hooks are used by animate to expand properties 7098 jQuery.each( { 7099 margin: "", 7100 padding: "", 7101 border: "Width" 7102 }, function( prefix, suffix ) { 7103 jQuery.cssHooks[ prefix + suffix ] = { 7104 expand: function( value ) { 7105 var i = 0, 7106 expanded = {}, 7107 7108 // Assumes a single number if not a string 7109 parts = typeof value === "string" ? value.split( " " ) : [ value ]; 7110 7111 for ( ; i < 4; i++ ) { 7112 expanded[ prefix + cssExpand[ i ] + suffix ] = 7113 parts[ i ] || parts[ i - 2 ] || parts[ 0 ]; 7114 } 7115 7116 return expanded; 7117 } 7118 }; 7119 7120 if ( prefix !== "margin" ) { 7121 jQuery.cssHooks[ prefix + suffix ].set = setPositiveNumber; 7122 } 7123 } ); 7124 7125 jQuery.fn.extend( { 7126 css: function( name, value ) { 7127 return access( this, function( elem, name, value ) { 7128 var styles, len, 7129 map = {}, 7130 i = 0; 7131 7132 if ( Array.isArray( name ) ) { 7133 styles = getStyles( elem ); 7134 len = name.length; 7135 7136 for ( ; i < len; i++ ) { 7137 map[ name[ i ] ] = jQuery.css( elem, name[ i ], false, styles ); 7138 } 7139 7140 return map; 7141 } 7142 7143 return value !== undefined ? 7144 jQuery.style( elem, name, value ) : 7145 jQuery.css( elem, name ); 7146 }, name, value, arguments.length > 1 ); 7147 } 7148 } ); 7149 7150 7151 function Tween( elem, options, prop, end, easing ) { 7152 return new Tween.prototype.init( elem, options, prop, end, easing ); 7153 } 7154 jQuery.Tween = Tween; 7155 7156 Tween.prototype = { 7157 constructor: Tween, 7158 init: function( elem, options, prop, end, easing, unit ) { 7159 this.elem = elem; 7160 this.prop = prop; 7161 this.easing = easing || jQuery.easing._default; 7162 this.options = options; 7163 this.start = this.now = this.cur(); 7164 this.end = end; 7165 this.unit = unit || ( jQuery.cssNumber[ prop ] ? "" : "px" ); 7166 }, 7167 cur: function() { 7168 var hooks = Tween.propHooks[ this.prop ]; 7169 7170 return hooks && hooks.get ? 7171 hooks.get( this ) : 7172 Tween.propHooks._default.get( this ); 7173 }, 7174 run: function( percent ) { 7175 var eased, 7176 hooks = Tween.propHooks[ this.prop ]; 7177 7178 if ( this.options.duration ) { 7179 this.pos = eased = jQuery.easing[ this.easing ]( 7180 percent, this.options.duration * percent, 0, 1, this.options.duration 7181 ); 7182 } else { 7183 this.pos = eased = percent; 7184 } 7185 this.now = ( this.end - this.start ) * eased + this.start; 7186 7187 if ( this.options.step ) { 7188 this.options.step.call( this.elem, this.now, this ); 7189 } 7190 7191 if ( hooks && hooks.set ) { 7192 hooks.set( this ); 7193 } else { 7194 Tween.propHooks._default.set( this ); 7195 } 7196 return this; 7197 } 7198 }; 7199 7200 Tween.prototype.init.prototype = Tween.prototype; 7201 7202 Tween.propHooks = { 7203 _default: { 7204 get: function( tween ) { 7205 var result; 7206 7207 // Use a property on the element directly when it is not a DOM element, 7208 // or when there is no matching style property that exists. 7209 if ( tween.elem.nodeType !== 1 || 7210 tween.elem[ tween.prop ] != null && tween.elem.style[ tween.prop ] == null ) { 7211 return tween.elem[ tween.prop ]; 7212 } 7213 7214 // Passing an empty string as a 3rd parameter to .css will automatically 7215 // attempt a parseFloat and fallback to a string if the parse fails. 7216 // Simple values such as "10px" are parsed to Float; 7217 // complex values such as "rotate(1rad)" are returned as-is. 7218 result = jQuery.css( tween.elem, tween.prop, "" ); 7219 7220 // Empty strings, null, undefined and "auto" are converted to 0. 7221 return !result || result === "auto" ? 0 : result; 7222 }, 7223 set: function( tween ) { 7224 7225 // Use step hook for back compat. 7226 // Use cssHook if its there. 7227 // Use .style if available and use plain properties where available. 7228 if ( jQuery.fx.step[ tween.prop ] ) { 7229 jQuery.fx.step[ tween.prop ]( tween ); 7230 } else if ( tween.elem.nodeType === 1 && ( 7231 jQuery.cssHooks[ tween.prop ] || 7232 tween.elem.style[ finalPropName( tween.prop ) ] != null ) ) { 7233 jQuery.style( tween.elem, tween.prop, tween.now + tween.unit ); 7234 } else { 7235 tween.elem[ tween.prop ] = tween.now; 7236 } 7237 } 7238 } 7239 }; 7240 7241 // Support: IE <=9 only 7242 // Panic based approach to setting things on disconnected nodes 7243 Tween.propHooks.scrollTop = Tween.propHooks.scrollLeft = { 7244 set: function( tween ) { 7245 if ( tween.elem.nodeType && tween.elem.parentNode ) { 7246 tween.elem[ tween.prop ] = tween.now; 7247 } 7248 } 7249 }; 7250 7251 jQuery.easing = { 7252 linear: function( p ) { 7253 return p; 7254 }, 7255 swing: function( p ) { 7256 return 0.5 - Math.cos( p * Math.PI ) / 2; 7257 }, 7258 _default: "swing" 7259 }; 7260 7261 jQuery.fx = Tween.prototype.init; 7262 7263 // Back compat <1.8 extension point 7264 jQuery.fx.step = {}; 7265 7266 7267 7268 7269 var 7270 fxNow, inProgress, 7271 rfxtypes = /^(?:toggle|show|hide)$/, 7272 rrun = /queueHooks$/; 7273 7274 function schedule() { 7275 if ( inProgress ) { 7276 if ( document.hidden === false && window.requestAnimationFrame ) { 7277 window.requestAnimationFrame( schedule ); 7278 } else { 7279 window.setTimeout( schedule, jQuery.fx.interval ); 7280 } 7281 7282 jQuery.fx.tick(); 7283 } 7284 } 7285 7286 // Animations created synchronously will run synchronously 7287 function createFxNow() { 7288 window.setTimeout( function() { 7289 fxNow = undefined; 7290 } ); 7291 return ( fxNow = Date.now() ); 7292 } 7293 7294 // Generate parameters to create a standard animation 7295 function genFx( type, includeWidth ) { 7296 var which, 7297 i = 0, 7298 attrs = { height: type }; 7299 7300 // If we include width, step value is 1 to do all cssExpand values, 7301 // otherwise step value is 2 to skip over Left and Right 7302 includeWidth = includeWidth ? 1 : 0; 7303 for ( ; i < 4; i += 2 - includeWidth ) { 7304 which = cssExpand[ i ]; 7305 attrs[ "margin" + which ] = attrs[ "padding" + which ] = type; 7306 } 7307 7308 if ( includeWidth ) { 7309 attrs.opacity = attrs.width = type; 7310 } 7311 7312 return attrs; 7313 } 7314 7315 function createTween( value, prop, animation ) { 7316 var tween, 7317 collection = ( Animation.tweeners[ prop ] || [] ).concat( Animation.tweeners[ "*" ] ), 7318 index = 0, 7319 length = collection.length; 7320 for ( ; index < length; index++ ) { 7321 if ( ( tween = collection[ index ].call( animation, prop, value ) ) ) { 7322 7323 // We're done with this property 7324 return tween; 7325 } 7326 } 7327 } 7328 7329 function defaultPrefilter( elem, props, opts ) { 7330 var prop, value, toggle, hooks, oldfire, propTween, restoreDisplay, display, 7331 isBox = "width" in props || "height" in props, 7332 anim = this, 7333 orig = {}, 7334 style = elem.style, 7335 hidden = elem.nodeType && isHiddenWithinTree( elem ), 7336 dataShow = dataPriv.get( elem, "fxshow" ); 7337 7338 // Queue-skipping animations hijack the fx hooks 7339 if ( !opts.queue ) { 7340 hooks = jQuery._queueHooks( elem, "fx" ); 7341 if ( hooks.unqueued == null ) { 7342 hooks.unqueued = 0; 7343 oldfire = hooks.empty.fire; 7344 hooks.empty.fire = function() { 7345 if ( !hooks.unqueued ) { 7346 oldfire(); 7347 } 7348 }; 7349 } 7350 hooks.unqueued++; 7351 7352 anim.always( function() { 7353 7354 // Ensure the complete handler is called before this completes 7355 anim.always( function() { 7356 hooks.unqueued--; 7357 if ( !jQuery.queue( elem, "fx" ).length ) { 7358 hooks.empty.fire(); 7359 } 7360 } ); 7361 } ); 7362 } 7363 7364 // Detect show/hide animations 7365 for ( prop in props ) { 7366 value = props[ prop ]; 7367 if ( rfxtypes.test( value ) ) { 7368 delete props[ prop ]; 7369 toggle = toggle || value === "toggle"; 7370 if ( value === ( hidden ? "hide" : "show" ) ) { 7371 7372 // Pretend to be hidden if this is a "show" and 7373 // there is still data from a stopped show/hide 7374 if ( value === "show" && dataShow && dataShow[ prop ] !== undefined ) { 7375 hidden = true; 7376 7377 // Ignore all other no-op show/hide data 7378 } else { 7379 continue; 7380 } 7381 } 7382 orig[ prop ] = dataShow && dataShow[ prop ] || jQuery.style( elem, prop ); 7383 } 7384 } 7385 7386 // Bail out if this is a no-op like .hide().hide() 7387 propTween = !jQuery.isEmptyObject( props ); 7388 if ( !propTween && jQuery.isEmptyObject( orig ) ) { 7389 return; 7390 } 7391 7392 // Restrict "overflow" and "display" styles during box animations 7393 if ( isBox && elem.nodeType === 1 ) { 7394 7395 // Support: IE <=9 - 11, Edge 12 - 15 7396 // Record all 3 overflow attributes because IE does not infer the shorthand 7397 // from identically-valued overflowX and overflowY and Edge just mirrors 7398 // the overflowX value there. 7399 opts.overflow = [ style.overflow, style.overflowX, style.overflowY ]; 7400 7401 // Identify a display type, preferring old show/hide data over the CSS cascade 7402 restoreDisplay = dataShow && dataShow.display; 7403 if ( restoreDisplay == null ) { 7404 restoreDisplay = dataPriv.get( elem, "display" ); 7405 } 7406 display = jQuery.css( elem, "display" ); 7407 if ( display === "none" ) { 7408 if ( restoreDisplay ) { 7409 display = restoreDisplay; 7410 } else { 7411 7412 // Get nonempty value(s) by temporarily forcing visibility 7413 showHide( [ elem ], true ); 7414 restoreDisplay = elem.style.display || restoreDisplay; 7415 display = jQuery.css( elem, "display" ); 7416 showHide( [ elem ] ); 7417 } 7418 } 7419 7420 // Animate inline elements as inline-block 7421 if ( display === "inline" || display === "inline-block" && restoreDisplay != null ) { 7422 if ( jQuery.css( elem, "float" ) === "none" ) { 7423 7424 // Restore the original display value at the end of pure show/hide animations 7425 if ( !propTween ) { 7426 anim.done( function() { 7427 style.display = restoreDisplay; 7428 } ); 7429 if ( restoreDisplay == null ) { 7430 display = style.display; 7431 restoreDisplay = display === "none" ? "" : display; 7432 } 7433 } 7434 style.display = "inline-block"; 7435 } 7436 } 7437 } 7438 7439 if ( opts.overflow ) { 7440 style.overflow = "hidden"; 7441 anim.always( function() { 7442 style.overflow = opts.overflow[ 0 ]; 7443 style.overflowX = opts.overflow[ 1 ]; 7444 style.overflowY = opts.overflow[ 2 ]; 7445 } ); 7446 } 7447 7448 // Implement show/hide animations 7449 propTween = false; 7450 for ( prop in orig ) { 7451 7452 // General show/hide setup for this element animation 7453 if ( !propTween ) { 7454 if ( dataShow ) { 7455 if ( "hidden" in dataShow ) { 7456 hidden = dataShow.hidden; 7457 } 7458 } else { 7459 dataShow = dataPriv.access( elem, "fxshow", { display: restoreDisplay } ); 7460 } 7461 7462 // Store hidden/visible for toggle so `.stop().toggle()` "reverses" 7463 if ( toggle ) { 7464 dataShow.hidden = !hidden; 7465 } 7466 7467 // Show elements before animating them 7468 if ( hidden ) { 7469 showHide( [ elem ], true ); 7470 } 7471 7472 /* eslint-disable no-loop-func */ 7473 7474 anim.done( function() { 7475 7476 /* eslint-enable no-loop-func */ 7477 7478 // The final step of a "hide" animation is actually hiding the element 7479 if ( !hidden ) { 7480 showHide( [ elem ] ); 7481 } 7482 dataPriv.remove( elem, "fxshow" ); 7483 for ( prop in orig ) { 7484 jQuery.style( elem, prop, orig[ prop ] ); 7485 } 7486 } ); 7487 } 7488 7489 // Per-property setup 7490 propTween = createTween( hidden ? dataShow[ prop ] : 0, prop, anim ); 7491 if ( !( prop in dataShow ) ) { 7492 dataShow[ prop ] = propTween.start; 7493 if ( hidden ) { 7494 propTween.end = propTween.start; 7495 propTween.start = 0; 7496 } 7497 } 7498 } 7499 } 7500 7501 function propFilter( props, specialEasing ) { 7502 var index, name, easing, value, hooks; 7503 7504 // camelCase, specialEasing and expand cssHook pass 7505 for ( index in props ) { 7506 name = camelCase( index ); 7507 easing = specialEasing[ name ]; 7508 value = props[ index ]; 7509 if ( Array.isArray( value ) ) { 7510 easing = value[ 1 ]; 7511 value = props[ index ] = value[ 0 ]; 7512 } 7513 7514 if ( index !== name ) { 7515 props[ name ] = value; 7516 delete props[ index ]; 7517 } 7518 7519 hooks = jQuery.cssHooks[ name ]; 7520 if ( hooks && "expand" in hooks ) { 7521 value = hooks.expand( value ); 7522 delete props[ name ]; 7523 7524 // Not quite $.extend, this won't overwrite existing keys. 7525 // Reusing 'index' because we have the correct "name" 7526 for ( index in value ) { 7527 if ( !( index in props ) ) { 7528 props[ index ] = value[ index ]; 7529 specialEasing[ index ] = easing; 7530 } 7531 } 7532 } else { 7533 specialEasing[ name ] = easing; 7534 } 7535 } 7536 } 7537 7538 function Animation( elem, properties, options ) { 7539 var result, 7540 stopped, 7541 index = 0, 7542 length = Animation.prefilters.length, 7543 deferred = jQuery.Deferred().always( function() { 7544 7545 // Don't match elem in the :animated selector 7546 delete tick.elem; 7547 } ), 7548 tick = function() { 7549 if ( stopped ) { 7550 return false; 7551 } 7552 var currentTime = fxNow || createFxNow(), 7553 remaining = Math.max( 0, animation.startTime + animation.duration - currentTime ), 7554 7555 // Support: Android 2.3 only 7556 // Archaic crash bug won't allow us to use `1 - ( 0.5 || 0 )` (#12497) 7557 temp = remaining / animation.duration || 0, 7558 percent = 1 - temp, 7559 index = 0, 7560 length = animation.tweens.length; 7561 7562 for ( ; index < length; index++ ) { 7563 animation.tweens[ index ].run( percent ); 7564 } 7565 7566 deferred.notifyWith( elem, [ animation, percent, remaining ] ); 7567 7568 // If there's more to do, yield 7569 if ( percent < 1 && length ) { 7570 return remaining; 7571 } 7572 7573 // If this was an empty animation, synthesize a final progress notification 7574 if ( !length ) { 7575 deferred.notifyWith( elem, [ animation, 1, 0 ] ); 7576 } 7577 7578 // Resolve the animation and report its conclusion 7579 deferred.resolveWith( elem, [ animation ] ); 7580 return false; 7581 }, 7582 animation = deferred.promise( { 7583 elem: elem, 7584 props: jQuery.extend( {}, properties ), 7585 opts: jQuery.extend( true, { 7586 specialEasing: {}, 7587 easing: jQuery.easing._default 7588 }, options ), 7589 originalProperties: properties, 7590 originalOptions: options, 7591 startTime: fxNow || createFxNow(), 7592 duration: options.duration, 7593 tweens: [], 7594 createTween: function( prop, end ) { 7595 var tween = jQuery.Tween( elem, animation.opts, prop, end, 7596 animation.opts.specialEasing[ prop ] || animation.opts.easing ); 7597 animation.tweens.push( tween ); 7598 return tween; 7599 }, 7600 stop: function( gotoEnd ) { 7601 var index = 0, 7602 7603 // If we are going to the end, we want to run all the tweens 7604 // otherwise we skip this part 7605 length = gotoEnd ? animation.tweens.length : 0; 7606 if ( stopped ) { 7607 return this; 7608 } 7609 stopped = true; 7610 for ( ; index < length; index++ ) { 7611 animation.tweens[ index ].run( 1 ); 7612 } 7613 7614 // Resolve when we played the last frame; otherwise, reject 7615 if ( gotoEnd ) { 7616 deferred.notifyWith( elem, [ animation, 1, 0 ] ); 7617 deferred.resolveWith( elem, [ animation, gotoEnd ] ); 7618 } else { 7619 deferred.rejectWith( elem, [ animation, gotoEnd ] ); 7620 } 7621 return this; 7622 } 7623 } ), 7624 props = animation.props; 7625 7626 propFilter( props, animation.opts.specialEasing ); 7627 7628 for ( ; index < length; index++ ) { 7629 result = Animation.prefilters[ index ].call( animation, elem, props, animation.opts ); 7630 if ( result ) { 7631 if ( isFunction( result.stop ) ) { 7632 jQuery._queueHooks( animation.elem, animation.opts.queue ).stop = 7633 result.stop.bind( result ); 7634 } 7635 return result; 7636 } 7637 } 7638 7639 jQuery.map( props, createTween, animation ); 7640 7641 if ( isFunction( animation.opts.start ) ) { 7642 animation.opts.start.call( elem, animation ); 7643 } 7644 7645 // Attach callbacks from options 7646 animation 7647 .progress( animation.opts.progress ) 7648 .done( animation.opts.done, animation.opts.complete ) 7649 .fail( animation.opts.fail ) 7650 .always( animation.opts.always ); 7651 7652 jQuery.fx.timer( 7653 jQuery.extend( tick, { 7654 elem: elem, 7655 anim: animation, 7656 queue: animation.opts.queue 7657 } ) 7658 ); 7659 7660 return animation; 7661 } 7662 7663 jQuery.Animation = jQuery.extend( Animation, { 7664 7665 tweeners: { 7666 "*": [ function( prop, value ) { 7667 var tween = this.createTween( prop, value ); 7668 adjustCSS( tween.elem, prop, rcssNum.exec( value ), tween ); 7669 return tween; 7670 } ] 7671 }, 7672 7673 tweener: function( props, callback ) { 7674 if ( isFunction( props ) ) { 7675 callback = props; 7676 props = [ "*" ]; 7677 } else { 7678 props = props.match( rnothtmlwhite ); 7679 } 7680 7681 var prop, 7682 index = 0, 7683 length = props.length; 7684 7685 for ( ; index < length; index++ ) { 7686 prop = props[ index ]; 7687 Animation.tweeners[ prop ] = Animation.tweeners[ prop ] || []; 7688 Animation.tweeners[ prop ].unshift( callback ); 7689 } 7690 }, 7691 7692 prefilters: [ defaultPrefilter ], 7693 7694 prefilter: function( callback, prepend ) { 7695 if ( prepend ) { 7696 Animation.prefilters.unshift( callback ); 7697 } else { 7698 Animation.prefilters.push( callback ); 7699 } 7700 } 7701 } ); 7702 7703 jQuery.speed = function( speed, easing, fn ) { 7704 var opt = speed && typeof speed === "object" ? jQuery.extend( {}, speed ) : { 7705 complete: fn || !fn && easing || 7706 isFunction( speed ) && speed, 7707 duration: speed, 7708 easing: fn && easing || easing && !isFunction( easing ) && easing 7709 }; 7710 7711 // Go to the end state if fx are off 7712 if ( jQuery.fx.off ) { 7713 opt.duration = 0; 7714 7715 } else { 7716 if ( typeof opt.duration !== "number" ) { 7717 if ( opt.duration in jQuery.fx.speeds ) { 7718 opt.duration = jQuery.fx.speeds[ opt.duration ]; 7719 7720 } else { 7721 opt.duration = jQuery.fx.speeds._default; 7722 } 7723 } 7724 } 7725 7726 // Normalize opt.queue - true/undefined/null -> "fx" 7727 if ( opt.queue == null || opt.queue === true ) { 7728 opt.queue = "fx"; 7729 } 7730 7731 // Queueing 7732 opt.old = opt.complete; 7733 7734 opt.complete = function() { 7735 if ( isFunction( opt.old ) ) { 7736 opt.old.call( this ); 7737 } 7738 7739 if ( opt.queue ) { 7740 jQuery.dequeue( this, opt.queue ); 7741 } 7742 }; 7743 7744 return opt; 7745 }; 7746 7747 jQuery.fn.extend( { 7748 fadeTo: function( speed, to, easing, callback ) { 7749 7750 // Show any hidden elements after setting opacity to 0 7751 return this.filter( isHiddenWithinTree ).css( "opacity", 0 ).show() 7752 7753 // Animate to the value specified 7754 .end().animate( { opacity: to }, speed, easing, callback ); 7755 }, 7756 animate: function( prop, speed, easing, callback ) { 7757 var empty = jQuery.isEmptyObject( prop ), 7758 optall = jQuery.speed( speed, easing, callback ), 7759 doAnimation = function() { 7760 7761 // Operate on a copy of prop so per-property easing won't be lost 7762 var anim = Animation( this, jQuery.extend( {}, prop ), optall ); 7763 7764 // Empty animations, or finishing resolves immediately 7765 if ( empty || dataPriv.get( this, "finish" ) ) { 7766 anim.stop( true ); 7767 } 7768 }; 7769 7770 doAnimation.finish = doAnimation; 7771 7772 return empty || optall.queue === false ? 7773 this.each( doAnimation ) : 7774 this.queue( optall.queue, doAnimation ); 7775 }, 7776 stop: function( type, clearQueue, gotoEnd ) { 7777 var stopQueue = function( hooks ) { 7778 var stop = hooks.stop; 7779 delete hooks.stop; 7780 stop( gotoEnd ); 7781 }; 7782 7783 if ( typeof type !== "string" ) { 7784 gotoEnd = clearQueue; 7785 clearQueue = type; 7786 type = undefined; 7787 } 7788 if ( clearQueue ) { 7789 this.queue( type || "fx", [] ); 7790 } 7791 7792 return this.each( function() { 7793 var dequeue = true, 7794 index = type != null && type + "queueHooks", 7795 timers = jQuery.timers, 7796 data = dataPriv.get( this ); 7797 7798 if ( index ) { 7799 if ( data[ index ] && data[ index ].stop ) { 7800 stopQueue( data[ index ] ); 7801 } 7802 } else { 7803 for ( index in data ) { 7804 if ( data[ index ] && data[ index ].stop && rrun.test( index ) ) { 7805 stopQueue( data[ index ] ); 7806 } 7807 } 7808 } 7809 7810 for ( index = timers.length; index--; ) { 7811 if ( timers[ index ].elem === this && 7812 ( type == null || timers[ index ].queue === type ) ) { 7813 7814 timers[ index ].anim.stop( gotoEnd ); 7815 dequeue = false; 7816 timers.splice( index, 1 ); 7817 } 7818 } 7819 7820 // Start the next in the queue if the last step wasn't forced. 7821 // Timers currently will call their complete callbacks, which 7822 // will dequeue but only if they were gotoEnd. 7823 if ( dequeue || !gotoEnd ) { 7824 jQuery.dequeue( this, type ); 7825 } 7826 } ); 7827 }, 7828 finish: function( type ) { 7829 if ( type !== false ) { 7830 type = type || "fx"; 7831 } 7832 return this.each( function() { 7833 var index, 7834 data = dataPriv.get( this ), 7835 queue = data[ type + "queue" ], 7836 hooks = data[ type + "queueHooks" ], 7837 timers = jQuery.timers, 7838 length = queue ? queue.length : 0; 7839 7840 // Enable finishing flag on private data 7841 data.finish = true; 7842 7843 // Empty the queue first 7844 jQuery.queue( this, type, [] ); 7845 7846 if ( hooks && hooks.stop ) { 7847 hooks.stop.call( this, true ); 7848 } 7849 7850 // Look for any active animations, and finish them 7851 for ( index = timers.length; index--; ) { 7852 if ( timers[ index ].elem === this && timers[ index ].queue === type ) { 7853 timers[ index ].anim.stop( true ); 7854 timers.splice( index, 1 ); 7855 } 7856 } 7857 7858 // Look for any animations in the old queue and finish them 7859 for ( index = 0; index < length; index++ ) { 7860 if ( queue[ index ] && queue[ index ].finish ) { 7861 queue[ index ].finish.call( this ); 7862 } 7863 } 7864 7865 // Turn off finishing flag 7866 delete data.finish; 7867 } ); 7868 } 7869 } ); 7870 7871 jQuery.each( [ "toggle", "show", "hide" ], function( _i, name ) { 7872 var cssFn = jQuery.fn[ name ]; 7873 jQuery.fn[ name ] = function( speed, easing, callback ) { 7874 return speed == null || typeof speed === "boolean" ? 7875 cssFn.apply( this, arguments ) : 7876 this.animate( genFx( name, true ), speed, easing, callback ); 7877 }; 7878 } ); 7879 7880 // Generate shortcuts for custom animations 7881 jQuery.each( { 7882 slideDown: genFx( "show" ), 7883 slideUp: genFx( "hide" ), 7884 slideToggle: genFx( "toggle" ), 7885 fadeIn: { opacity: "show" }, 7886 fadeOut: { opacity: "hide" }, 7887 fadeToggle: { opacity: "toggle" } 7888 }, function( name, props ) { 7889 jQuery.fn[ name ] = function( speed, easing, callback ) { 7890 return this.animate( props, speed, easing, callback ); 7891 }; 7892 } ); 7893 7894 jQuery.timers = []; 7895 jQuery.fx.tick = function() { 7896 var timer, 7897 i = 0, 7898 timers = jQuery.timers; 7899 7900 fxNow = Date.now(); 7901 7902 for ( ; i < timers.length; i++ ) { 7903 timer = timers[ i ]; 7904 7905 // Run the timer and safely remove it when done (allowing for external removal) 7906 if ( !timer() && timers[ i ] === timer ) { 7907 timers.splice( i--, 1 ); 7908 } 7909 } 7910 7911 if ( !timers.length ) { 7912 jQuery.fx.stop(); 7913 } 7914 fxNow = undefined; 7915 }; 7916 7917 jQuery.fx.timer = function( timer ) { 7918 jQuery.timers.push( timer ); 7919 jQuery.fx.start(); 7920 }; 7921 7922 jQuery.fx.interval = 13; 7923 jQuery.fx.start = function() { 7924 if ( inProgress ) { 7925 return; 7926 } 7927 7928 inProgress = true; 7929 schedule(); 7930 }; 7931 7932 jQuery.fx.stop = function() { 7933 inProgress = null; 7934 }; 7935 7936 jQuery.fx.speeds = { 7937 slow: 600, 7938 fast: 200, 7939 7940 // Default speed 7941 _default: 400 7942 }; 7943 7944 7945 // Based off of the plugin by Clint Helfers, with permission. 7946 // https://web.archive.org/web/20100324014747/http://blindsignals.com/index.php/2009/07/jquery-delay/ 7947 jQuery.fn.delay = function( time, type ) { 7948 time = jQuery.fx ? jQuery.fx.speeds[ time ] || time : time; 7949 type = type || "fx"; 7950 7951 return this.queue( type, function( next, hooks ) { 7952 var timeout = window.setTimeout( next, time ); 7953 hooks.stop = function() { 7954 window.clearTimeout( timeout ); 7955 }; 7956 } ); 7957 }; 7958 7959 7960 ( function() { 7961 var input = document.createElement( "input" ), 7962 select = document.createElement( "select" ), 7963 opt = select.appendChild( document.createElement( "option" ) ); 7964 7965 input.type = "checkbox"; 7966 7967 // Support: Android <=4.3 only 7968 // Default value for a checkbox should be "on" 7969 support.checkOn = input.value !== ""; 7970 7971 // Support: IE <=11 only 7972 // Must access selectedIndex to make default options select 7973 support.optSelected = opt.selected; 7974 7975 // Support: IE <=11 only 7976 // An input loses its value after becoming a radio 7977 input = document.createElement( "input" ); 7978 input.value = "t"; 7979 input.type = "radio"; 7980 support.radioValue = input.value === "t"; 7981 } )(); 7982 7983 7984 var boolHook, 7985 attrHandle = jQuery.expr.attrHandle; 7986 7987 jQuery.fn.extend( { 7988 attr: function( name, value ) { 7989 return access( this, jQuery.attr, name, value, arguments.length > 1 ); 7990 }, 7991 7992 removeAttr: function( name ) { 7993 return this.each( function() { 7994 jQuery.removeAttr( this, name ); 7995 } ); 7996 } 7997 } ); 7998 7999 jQuery.extend( { 8000 attr: function( elem, name, value ) { 8001 var ret, hooks, 8002 nType = elem.nodeType; 8003 8004 // Don't get/set attributes on text, comment and attribute nodes 8005 if ( nType === 3 || nType === 8 || nType === 2 ) { 8006 return; 8007 } 8008 8009 // Fallback to prop when attributes are not supported 8010 if ( typeof elem.getAttribute === "undefined" ) { 8011 return jQuery.prop( elem, name, value ); 8012 } 8013 8014 // Attribute hooks are determined by the lowercase version 8015 // Grab necessary hook if one is defined 8016 if ( nType !== 1 || !jQuery.isXMLDoc( elem ) ) { 8017 hooks = jQuery.attrHooks[ name.toLowerCase() ] || 8018 ( jQuery.expr.match.bool.test( name ) ? boolHook : undefined ); 8019 } 8020 8021 if ( value !== undefined ) { 8022 if ( value === null ) { 8023 jQuery.removeAttr( elem, name ); 8024 return; 8025 } 8026 8027 if ( hooks && "set" in hooks && 8028 ( ret = hooks.set( elem, value, name ) ) !== undefined ) { 8029 return ret; 8030 } 8031 8032 elem.setAttribute( name, value + "" ); 8033 return value; 8034 } 8035 8036 if ( hooks && "get" in hooks && ( ret = hooks.get( elem, name ) ) !== null ) { 8037 return ret; 8038 } 8039 8040 ret = jQuery.find.attr( elem, name ); 8041 8042 // Non-existent attributes return null, we normalize to undefined 8043 return ret == null ? undefined : ret; 8044 }, 8045 8046 attrHooks: { 8047 type: { 8048 set: function( elem, value ) { 8049 if ( !support.radioValue && value === "radio" && 8050 nodeName( elem, "input" ) ) { 8051 var val = elem.value; 8052 elem.setAttribute( "type", value ); 8053 if ( val ) { 8054 elem.value = val; 8055 } 8056 return value; 8057 } 8058 } 8059 } 8060 }, 8061 8062 removeAttr: function( elem, value ) { 8063 var name, 8064 i = 0, 8065 8066 // Attribute names can contain non-HTML whitespace characters 8067 // https://html.spec.whatwg.org/multipage/syntax.html#attributes-2 8068 attrNames = value && value.match( rnothtmlwhite ); 8069 8070 if ( attrNames && elem.nodeType === 1 ) { 8071 while ( ( name = attrNames[ i++ ] ) ) { 8072 elem.removeAttribute( name ); 8073 } 8074 } 8075 } 8076 } ); 8077 8078 // Hooks for boolean attributes 8079 boolHook = { 8080 set: function( elem, value, name ) { 8081 if ( value === false ) { 8082 8083 // Remove boolean attributes when set to false 8084 jQuery.removeAttr( elem, name ); 8085 } else { 8086 elem.setAttribute( name, name ); 8087 } 8088 return name; 8089 } 8090 }; 8091 8092 jQuery.each( jQuery.expr.match.bool.source.match( /\w+/g ), function( _i, name ) { 8093 var getter = attrHandle[ name ] || jQuery.find.attr; 8094 8095 attrHandle[ name ] = function( elem, name, isXML ) { 8096 var ret, handle, 8097 lowercaseName = name.toLowerCase(); 8098 8099 if ( !isXML ) { 8100 8101 // Avoid an infinite loop by temporarily removing this function from the getter 8102 handle = attrHandle[ lowercaseName ]; 8103 attrHandle[ lowercaseName ] = ret; 8104 ret = getter( elem, name, isXML ) != null ? 8105 lowercaseName : 8106 null; 8107 attrHandle[ lowercaseName ] = handle; 8108 } 8109 return ret; 8110 }; 8111 } ); 8112 8113 8114 8115 8116 var rfocusable = /^(?:input|select|textarea|button)$/i, 8117 rclickable = /^(?:a|area)$/i; 8118 8119 jQuery.fn.extend( { 8120 prop: function( name, value ) { 8121 return access( this, jQuery.prop, name, value, arguments.length > 1 ); 8122 }, 8123 8124 removeProp: function( name ) { 8125 return this.each( function() { 8126 delete this[ jQuery.propFix[ name ] || name ]; 8127 } ); 8128 } 8129 } ); 8130 8131 jQuery.extend( { 8132 prop: function( elem, name, value ) { 8133 var ret, hooks, 8134 nType = elem.nodeType; 8135 8136 // Don't get/set properties on text, comment and attribute nodes 8137 if ( nType === 3 || nType === 8 || nType === 2 ) { 8138 return; 8139 } 8140 8141 if ( nType !== 1 || !jQuery.isXMLDoc( elem ) ) { 8142 8143 // Fix name and attach hooks 8144 name = jQuery.propFix[ name ] || name; 8145 hooks = jQuery.propHooks[ name ]; 8146 } 8147 8148 if ( value !== undefined ) { 8149 if ( hooks && "set" in hooks && 8150 ( ret = hooks.set( elem, value, name ) ) !== undefined ) { 8151 return ret; 8152 } 8153 8154 return ( elem[ name ] = value ); 8155 } 8156 8157 if ( hooks && "get" in hooks && ( ret = hooks.get( elem, name ) ) !== null ) { 8158 return ret; 8159 } 8160 8161 return elem[ name ]; 8162 }, 8163 8164 propHooks: { 8165 tabIndex: { 8166 get: function( elem ) { 8167 8168 // Support: IE <=9 - 11 only 8169 // elem.tabIndex doesn't always return the 8170 // correct value when it hasn't been explicitly set 8171 // https://web.archive.org/web/20141116233347/http://fluidproject.org/blog/2008/01/09/getting-setting-and-removing-tabindex-values-with-javascript/ 8172 // Use proper attribute retrieval(#12072) 8173 var tabindex = jQuery.find.attr( elem, "tabindex" ); 8174 8175 if ( tabindex ) { 8176 return parseInt( tabindex, 10 ); 8177 } 8178 8179 if ( 8180 rfocusable.test( elem.nodeName ) || 8181 rclickable.test( elem.nodeName ) && 8182 elem.href 8183 ) { 8184 return 0; 8185 } 8186 8187 return -1; 8188 } 8189 } 8190 }, 8191 8192 propFix: { 8193 "for": "htmlFor", 8194 "class": "className" 8195 } 8196 } ); 8197 8198 // Support: IE <=11 only 8199 // Accessing the selectedIndex property 8200 // forces the browser to respect setting selected 8201 // on the option 8202 // The getter ensures a default option is selected 8203 // when in an optgroup 8204 // eslint rule "no-unused-expressions" is disabled for this code 8205 // since it considers such accessions noop 8206 if ( !support.optSelected ) { 8207 jQuery.propHooks.selected = { 8208 get: function( elem ) { 8209 8210 /* eslint no-unused-expressions: "off" */ 8211 8212 var parent = elem.parentNode; 8213 if ( parent && parent.parentNode ) { 8214 parent.parentNode.selectedIndex; 8215 } 8216 return null; 8217 }, 8218 set: function( elem ) { 8219 8220 /* eslint no-unused-expressions: "off" */ 8221 8222 var parent = elem.parentNode; 8223 if ( parent ) { 8224 parent.selectedIndex; 8225 8226 if ( parent.parentNode ) { 8227 parent.parentNode.selectedIndex; 8228 } 8229 } 8230 } 8231 }; 8232 } 8233 8234 jQuery.each( [ 8235 "tabIndex", 8236 "readOnly", 8237 "maxLength", 8238 "cellSpacing", 8239 "cellPadding", 8240 "rowSpan", 8241 "colSpan", 8242 "useMap", 8243 "frameBorder", 8244 "contentEditable" 8245 ], function() { 8246 jQuery.propFix[ this.toLowerCase() ] = this; 8247 } ); 8248 8249 8250 8251 8252 // Strip and collapse whitespace according to HTML spec 8253 // https://infra.spec.whatwg.org/#strip-and-collapse-ascii-whitespace 8254 function stripAndCollapse( value ) { 8255 var tokens = value.match( rnothtmlwhite ) || []; 8256 return tokens.join( " " ); 8257 } 8258 8259 8260 function getClass( elem ) { 8261 return elem.getAttribute && elem.getAttribute( "class" ) || ""; 8262 } 8263 8264 function classesToArray( value ) { 8265 if ( Array.isArray( value ) ) { 8266 return value; 8267 } 8268 if ( typeof value === "string" ) { 8269 return value.match( rnothtmlwhite ) || []; 8270 } 8271 return []; 8272 } 8273 8274 jQuery.fn.extend( { 8275 addClass: function( value ) { 8276 var classes, elem, cur, curValue, clazz, j, finalValue, 8277 i = 0; 8278 8279 if ( isFunction( value ) ) { 8280 return this.each( function( j ) { 8281 jQuery( this ).addClass( value.call( this, j, getClass( this ) ) ); 8282 } ); 8283 } 8284 8285 classes = classesToArray( value ); 8286 8287 if ( classes.length ) { 8288 while ( ( elem = this[ i++ ] ) ) { 8289 curValue = getClass( elem ); 8290 cur = elem.nodeType === 1 && ( " " + stripAndCollapse( curValue ) + " " ); 8291 8292 if ( cur ) { 8293 j = 0; 8294 while ( ( clazz = classes[ j++ ] ) ) { 8295 if ( cur.indexOf( " " + clazz + " " ) < 0 ) { 8296 cur += clazz + " "; 8297 } 8298 } 8299 8300 // Only assign if different to avoid unneeded rendering. 8301 finalValue = stripAndCollapse( cur ); 8302 if ( curValue !== finalValue ) { 8303 elem.setAttribute( "class", finalValue ); 8304 } 8305 } 8306 } 8307 } 8308 8309 return this; 8310 }, 8311 8312 removeClass: function( value ) { 8313 var classes, elem, cur, curValue, clazz, j, finalValue, 8314 i = 0; 8315 8316 if ( isFunction( value ) ) { 8317 return this.each( function( j ) { 8318 jQuery( this ).removeClass( value.call( this, j, getClass( this ) ) ); 8319 } ); 8320 } 8321 8322 if ( !arguments.length ) { 8323 return this.attr( "class", "" ); 8324 } 8325 8326 classes = classesToArray( value ); 8327 8328 if ( classes.length ) { 8329 while ( ( elem = this[ i++ ] ) ) { 8330 curValue = getClass( elem ); 8331 8332 // This expression is here for better compressibility (see addClass) 8333 cur = elem.nodeType === 1 && ( " " + stripAndCollapse( curValue ) + " " ); 8334 8335 if ( cur ) { 8336 j = 0; 8337 while ( ( clazz = classes[ j++ ] ) ) { 8338 8339 // Remove *all* instances 8340 while ( cur.indexOf( " " + clazz + " " ) > -1 ) { 8341 cur = cur.replace( " " + clazz + " ", " " ); 8342 } 8343 } 8344 8345 // Only assign if different to avoid unneeded rendering. 8346 finalValue = stripAndCollapse( cur ); 8347 if ( curValue !== finalValue ) { 8348 elem.setAttribute( "class", finalValue ); 8349 } 8350 } 8351 } 8352 } 8353 8354 return this; 8355 }, 8356 8357 toggleClass: function( value, stateVal ) { 8358 var type = typeof value, 8359 isValidValue = type === "string" || Array.isArray( value ); 8360 8361 if ( typeof stateVal === "boolean" && isValidValue ) { 8362 return stateVal ? this.addClass( value ) : this.removeClass( value ); 8363 } 8364 8365 if ( isFunction( value ) ) { 8366 return this.each( function( i ) { 8367 jQuery( this ).toggleClass( 8368 value.call( this, i, getClass( this ), stateVal ), 8369 stateVal 8370 ); 8371 } ); 8372 } 8373 8374 return this.each( function() { 8375 var className, i, self, classNames; 8376 8377 if ( isValidValue ) { 8378 8379 // Toggle individual class names 8380 i = 0; 8381 self = jQuery( this ); 8382 classNames = classesToArray( value ); 8383 8384 while ( ( className = classNames[ i++ ] ) ) { 8385 8386 // Check each className given, space separated list 8387 if ( self.hasClass( className ) ) { 8388 self.removeClass( className ); 8389 } else { 8390 self.addClass( className ); 8391 } 8392 } 8393 8394 // Toggle whole class name 8395 } else if ( value === undefined || type === "boolean" ) { 8396 className = getClass( this ); 8397 if ( className ) { 8398 8399 // Store className if set 8400 dataPriv.set( this, "__className__", className ); 8401 } 8402 8403 // If the element has a class name or if we're passed `false`, 8404 // then remove the whole classname (if there was one, the above saved it). 8405 // Otherwise bring back whatever was previously saved (if anything), 8406 // falling back to the empty string if nothing was stored. 8407 if ( this.setAttribute ) { 8408 this.setAttribute( "class", 8409 className || value === false ? 8410 "" : 8411 dataPriv.get( this, "__className__" ) || "" 8412 ); 8413 } 8414 } 8415 } ); 8416 }, 8417 8418 hasClass: function( selector ) { 8419 var className, elem, 8420 i = 0; 8421 8422 className = " " + selector + " "; 8423 while ( ( elem = this[ i++ ] ) ) { 8424 if ( elem.nodeType === 1 && 8425 ( " " + stripAndCollapse( getClass( elem ) ) + " " ).indexOf( className ) > -1 ) { 8426 return true; 8427 } 8428 } 8429 8430 return false; 8431 } 8432 } ); 8433 8434 8435 8436 8437 var rreturn = /\r/g; 8438 8439 jQuery.fn.extend( { 8440 val: function( value ) { 8441 var hooks, ret, valueIsFunction, 8442 elem = this[ 0 ]; 8443 8444 if ( !arguments.length ) { 8445 if ( elem ) { 8446 hooks = jQuery.valHooks[ elem.type ] || 8447 jQuery.valHooks[ elem.nodeName.toLowerCase() ]; 8448 8449 if ( hooks && 8450 "get" in hooks && 8451 ( ret = hooks.get( elem, "value" ) ) !== undefined 8452 ) { 8453 return ret; 8454 } 8455 8456 ret = elem.value; 8457 8458 // Handle most common string cases 8459 if ( typeof ret === "string" ) { 8460 return ret.replace( rreturn, "" ); 8461 } 8462 8463 // Handle cases where value is null/undef or number 8464 return ret == null ? "" : ret; 8465 } 8466 8467 return; 8468 } 8469 8470 valueIsFunction = isFunction( value ); 8471 8472 return this.each( function( i ) { 8473 var val; 8474 8475 if ( this.nodeType !== 1 ) { 8476 return; 8477 } 8478 8479 if ( valueIsFunction ) { 8480 val = value.call( this, i, jQuery( this ).val() ); 8481 } else { 8482 val = value; 8483 } 8484 8485 // Treat null/undefined as ""; convert numbers to string 8486 if ( val == null ) { 8487 val = ""; 8488 8489 } else if ( typeof val === "number" ) { 8490 val += ""; 8491 8492 } else if ( Array.isArray( val ) ) { 8493 val = jQuery.map( val, function( value ) { 8494 return value == null ? "" : value + ""; 8495 } ); 8496 } 8497 8498 hooks = jQuery.valHooks[ this.type ] || jQuery.valHooks[ this.nodeName.toLowerCase() ]; 8499 8500 // If set returns undefined, fall back to normal setting 8501 if ( !hooks || !( "set" in hooks ) || hooks.set( this, val, "value" ) === undefined ) { 8502 this.value = val; 8503 } 8504 } ); 8505 } 8506 } ); 8507 8508 jQuery.extend( { 8509 valHooks: { 8510 option: { 8511 get: function( elem ) { 8512 8513 var val = jQuery.find.attr( elem, "value" ); 8514 return val != null ? 8515 val : 8516 8517 // Support: IE <=10 - 11 only 8518 // option.text throws exceptions (#14686, #14858) 8519 // Strip and collapse whitespace 8520 // https://html.spec.whatwg.org/#strip-and-collapse-whitespace 8521 stripAndCollapse( jQuery.text( elem ) ); 8522 } 8523 }, 8524 select: { 8525 get: function( elem ) { 8526 var value, option, i, 8527 options = elem.options, 8528 index = elem.selectedIndex, 8529 one = elem.type === "select-one", 8530 values = one ? null : [], 8531 max = one ? index + 1 : options.length; 8532 8533 if ( index < 0 ) { 8534 i = max; 8535 8536 } else { 8537 i = one ? index : 0; 8538 } 8539 8540 // Loop through all the selected options 8541 for ( ; i < max; i++ ) { 8542 option = options[ i ]; 8543 8544 // Support: IE <=9 only 8545 // IE8-9 doesn't update selected after form reset (#2551) 8546 if ( ( option.selected || i === index ) && 8547 8548 // Don't return options that are disabled or in a disabled optgroup 8549 !option.disabled && 8550 ( !option.parentNode.disabled || 8551 !nodeName( option.parentNode, "optgroup" ) ) ) { 8552 8553 // Get the specific value for the option 8554 value = jQuery( option ).val(); 8555 8556 // We don't need an array for one selects 8557 if ( one ) { 8558 return value; 8559 } 8560 8561 // Multi-Selects return an array 8562 values.push( value ); 8563 } 8564 } 8565 8566 return values; 8567 }, 8568 8569 set: function( elem, value ) { 8570 var optionSet, option, 8571 options = elem.options, 8572 values = jQuery.makeArray( value ), 8573 i = options.length; 8574 8575 while ( i-- ) { 8576 option = options[ i ]; 8577 8578 /* eslint-disable no-cond-assign */ 8579 8580 if ( option.selected = 8581 jQuery.inArray( jQuery.valHooks.option.get( option ), values ) > -1 8582 ) { 8583 optionSet = true; 8584 } 8585 8586 /* eslint-enable no-cond-assign */ 8587 } 8588 8589 // Force browsers to behave consistently when non-matching value is set 8590 if ( !optionSet ) { 8591 elem.selectedIndex = -1; 8592 } 8593 return values; 8594 } 8595 } 8596 } 8597 } ); 8598 8599 // Radios and checkboxes getter/setter 8600 jQuery.each( [ "radio", "checkbox" ], function() { 8601 jQuery.valHooks[ this ] = { 8602 set: function( elem, value ) { 8603 if ( Array.isArray( value ) ) { 8604 return ( elem.checked = jQuery.inArray( jQuery( elem ).val(), value ) > -1 ); 8605 } 8606 } 8607 }; 8608 if ( !support.checkOn ) { 8609 jQuery.valHooks[ this ].get = function( elem ) { 8610 return elem.getAttribute( "value" ) === null ? "on" : elem.value; 8611 }; 8612 } 8613 } ); 8614 8615 8616 8617 8618 // Return jQuery for attributes-only inclusion 8619 8620 8621 support.focusin = "onfocusin" in window; 8622 8623 8624 var rfocusMorph = /^(?:focusinfocus|focusoutblur)$/, 8625 stopPropagationCallback = function( e ) { 8626 e.stopPropagation(); 8627 }; 8628 8629 jQuery.extend( jQuery.event, { 8630 8631 trigger: function( event, data, elem, onlyHandlers ) { 8632 8633 var i, cur, tmp, bubbleType, ontype, handle, special, lastElement, 8634 eventPath = [ elem || document ], 8635 type = hasOwn.call( event, "type" ) ? event.type : event, 8636 namespaces = hasOwn.call( event, "namespace" ) ? event.namespace.split( "." ) : []; 8637 8638 cur = lastElement = tmp = elem = elem || document; 8639 8640 // Don't do events on text and comment nodes 8641 if ( elem.nodeType === 3 || elem.nodeType === 8 ) { 8642 return; 8643 } 8644 8645 // focus/blur morphs to focusin/out; ensure we're not firing them right now 8646 if ( rfocusMorph.test( type + jQuery.event.triggered ) ) { 8647 return; 8648 } 8649 8650 if ( type.indexOf( "." ) > -1 ) { 8651 8652 // Namespaced trigger; create a regexp to match event type in handle() 8653 namespaces = type.split( "." ); 8654 type = namespaces.shift(); 8655 namespaces.sort(); 8656 } 8657 ontype = type.indexOf( ":" ) < 0 && "on" + type; 8658 8659 // Caller can pass in a jQuery.Event object, Object, or just an event type string 8660 event = event[ jQuery.expando ] ? 8661 event : 8662 new jQuery.Event( type, typeof event === "object" && event ); 8663 8664 // Trigger bitmask: & 1 for native handlers; & 2 for jQuery (always true) 8665 event.isTrigger = onlyHandlers ? 2 : 3; 8666 event.namespace = namespaces.join( "." ); 8667 event.rnamespace = event.namespace ? 8668 new RegExp( "(^|\\.)" + namespaces.join( "\\.(?:.*\\.|)" ) + "(\\.|$)" ) : 8669 null; 8670 8671 // Clean up the event in case it is being reused 8672 event.result = undefined; 8673 if ( !event.target ) { 8674 event.target = elem; 8675 } 8676 8677 // Clone any incoming data and prepend the event, creating the handler arg list 8678 data = data == null ? 8679 [ event ] : 8680 jQuery.makeArray( data, [ event ] ); 8681 8682 // Allow special events to draw outside the lines 8683 special = jQuery.event.special[ type ] || {}; 8684 if ( !onlyHandlers && special.trigger && special.trigger.apply( elem, data ) === false ) { 8685 return; 8686 } 8687 8688 // Determine event propagation path in advance, per W3C events spec (#9951) 8689 // Bubble up to document, then to window; watch for a global ownerDocument var (#9724) 8690 if ( !onlyHandlers && !special.noBubble && !isWindow( elem ) ) { 8691 8692 bubbleType = special.delegateType || type; 8693 if ( !rfocusMorph.test( bubbleType + type ) ) { 8694 cur = cur.parentNode; 8695 } 8696 for ( ; cur; cur = cur.parentNode ) { 8697 eventPath.push( cur ); 8698 tmp = cur; 8699 } 8700 8701 // Only add window if we got to document (e.g., not plain obj or detached DOM) 8702 if ( tmp === ( elem.ownerDocument || document ) ) { 8703 eventPath.push( tmp.defaultView || tmp.parentWindow || window ); 8704 } 8705 } 8706 8707 // Fire handlers on the event path 8708 i = 0; 8709 while ( ( cur = eventPath[ i++ ] ) && !event.isPropagationStopped() ) { 8710 lastElement = cur; 8711 event.type = i > 1 ? 8712 bubbleType : 8713 special.bindType || type; 8714 8715 // jQuery handler 8716 handle = ( dataPriv.get( cur, "events" ) || Object.create( null ) )[ event.type ] && 8717 dataPriv.get( cur, "handle" ); 8718 if ( handle ) { 8719 handle.apply( cur, data ); 8720 } 8721 8722 // Native handler 8723 handle = ontype && cur[ ontype ]; 8724 if ( handle && handle.apply && acceptData( cur ) ) { 8725 event.result = handle.apply( cur, data ); 8726 if ( event.result === false ) { 8727 event.preventDefault(); 8728 } 8729 } 8730 } 8731 event.type = type; 8732 8733 // If nobody prevented the default action, do it now 8734 if ( !onlyHandlers && !event.isDefaultPrevented() ) { 8735 8736 if ( ( !special._default || 8737 special._default.apply( eventPath.pop(), data ) === false ) && 8738 acceptData( elem ) ) { 8739 8740 // Call a native DOM method on the target with the same name as the event. 8741 // Don't do default actions on window, that's where global variables be (#6170) 8742 if ( ontype && isFunction( elem[ type ] ) && !isWindow( elem ) ) { 8743 8744 // Don't re-trigger an onFOO event when we call its FOO() method 8745 tmp = elem[ ontype ]; 8746 8747 if ( tmp ) { 8748 elem[ ontype ] = null; 8749 } 8750 8751 // Prevent re-triggering of the same event, since we already bubbled it above 8752 jQuery.event.triggered = type; 8753 8754 if ( event.isPropagationStopped() ) { 8755 lastElement.addEventListener( type, stopPropagationCallback ); 8756 } 8757 8758 elem[ type ](); 8759 8760 if ( event.isPropagationStopped() ) { 8761 lastElement.removeEventListener( type, stopPropagationCallback ); 8762 } 8763 8764 jQuery.event.triggered = undefined; 8765 8766 if ( tmp ) { 8767 elem[ ontype ] = tmp; 8768 } 8769 } 8770 } 8771 } 8772 8773 return event.result; 8774 }, 8775 8776 // Piggyback on a donor event to simulate a different one 8777 // Used only for `focus(in | out)` events 8778 simulate: function( type, elem, event ) { 8779 var e = jQuery.extend( 8780 new jQuery.Event(), 8781 event, 8782 { 8783 type: type, 8784 isSimulated: true 8785 } 8786 ); 8787 8788 jQuery.event.trigger( e, null, elem ); 8789 } 8790 8791 } ); 8792 8793 jQuery.fn.extend( { 8794 8795 trigger: function( type, data ) { 8796 return this.each( function() { 8797 jQuery.event.trigger( type, data, this ); 8798 } ); 8799 }, 8800 triggerHandler: function( type, data ) { 8801 var elem = this[ 0 ]; 8802 if ( elem ) { 8803 return jQuery.event.trigger( type, data, elem, true ); 8804 } 8805 } 8806 } ); 8807 8808 8809 // Support: Firefox <=44 8810 // Firefox doesn't have focus(in | out) events 8811 // Related ticket - https://bugzilla.mozilla.org/show_bug.cgi?id=687787 8812 // 8813 // Support: Chrome <=48 - 49, Safari <=9.0 - 9.1 8814 // focus(in | out) events fire after focus & blur events, 8815 // which is spec violation - http://www.w3.org/TR/DOM-Level-3-Events/#events-focusevent-event-order 8816 // Related ticket - https://bugs.chromium.org/p/chromium/issues/detail?id=449857 8817 if ( !support.focusin ) { 8818 jQuery.each( { focus: "focusin", blur: "focusout" }, function( orig, fix ) { 8819 8820 // Attach a single capturing handler on the document while someone wants focusin/focusout 8821 var handler = function( event ) { 8822 jQuery.event.simulate( fix, event.target, jQuery.event.fix( event ) ); 8823 }; 8824 8825 jQuery.event.special[ fix ] = { 8826 setup: function() { 8827 8828 // Handle: regular nodes (via `this.ownerDocument`), window 8829 // (via `this.document`) & document (via `this`). 8830 var doc = this.ownerDocument || this.document || this, 8831 attaches = dataPriv.access( doc, fix ); 8832 8833 if ( !attaches ) { 8834 doc.addEventListener( orig, handler, true ); 8835 } 8836 dataPriv.access( doc, fix, ( attaches || 0 ) + 1 ); 8837 }, 8838 teardown: function() { 8839 var doc = this.ownerDocument || this.document || this, 8840 attaches = dataPriv.access( doc, fix ) - 1; 8841 8842 if ( !attaches ) { 8843 doc.removeEventListener( orig, handler, true ); 8844 dataPriv.remove( doc, fix ); 8845 8846 } else { 8847 dataPriv.access( doc, fix, attaches ); 8848 } 8849 } 8850 }; 8851 } ); 8852 } 8853 var location = window.location; 8854 8855 var nonce = { guid: Date.now() }; 8856 8857 var rquery = ( /\?/ ); 8858 8859 8860 8861 // Cross-browser xml parsing 8862 jQuery.parseXML = function( data ) { 8863 var xml, parserErrorElem; 8864 if ( !data || typeof data !== "string" ) { 8865 return null; 8866 } 8867 8868 // Support: IE 9 - 11 only 8869 // IE throws on parseFromString with invalid input. 8870 try { 8871 xml = ( new window.DOMParser() ).parseFromString( data, "text/xml" ); 8872 } catch ( e ) {} 8873 8874 parserErrorElem = xml && xml.getElementsByTagName( "parsererror" )[ 0 ]; 8875 if ( !xml || parserErrorElem ) { 8876 jQuery.error( "Invalid XML: " + ( 8877 parserErrorElem ? 8878 jQuery.map( parserErrorElem.childNodes, function( el ) { 8879 return el.textContent; 8880 } ).join( "\n" ) : 8881 data 8882 ) ); 8883 } 8884 return xml; 8885 }; 8886 8887 8888 var 8889 rbracket = /\[\]$/, 8890 rCRLF = /\r?\n/g, 8891 rsubmitterTypes = /^(?:submit|button|image|reset|file)$/i, 8892 rsubmittable = /^(?:input|select|textarea|keygen)/i; 8893 8894 function buildParams( prefix, obj, traditional, add ) { 8895 var name; 8896 8897 if ( Array.isArray( obj ) ) { 8898 8899 // Serialize array item. 8900 jQuery.each( obj, function( i, v ) { 8901 if ( traditional || rbracket.test( prefix ) ) { 8902 8903 // Treat each array item as a scalar. 8904 add( prefix, v ); 8905 8906 } else { 8907 8908 // Item is non-scalar (array or object), encode its numeric index. 8909 buildParams( 8910 prefix + "[" + ( typeof v === "object" && v != null ? i : "" ) + "]", 8911 v, 8912 traditional, 8913 add 8914 ); 8915 } 8916 } ); 8917 8918 } else if ( !traditional && toType( obj ) === "object" ) { 8919 8920 // Serialize object item. 8921 for ( name in obj ) { 8922 buildParams( prefix + "[" + name + "]", obj[ name ], traditional, add ); 8923 } 8924 8925 } else { 8926 8927 // Serialize scalar item. 8928 add( prefix, obj ); 8929 } 8930 } 8931 8932 // Serialize an array of form elements or a set of 8933 // key/values into a query string 8934 jQuery.param = function( a, traditional ) { 8935 var prefix, 8936 s = [], 8937 add = function( key, valueOrFunction ) { 8938 8939 // If value is a function, invoke it and use its return value 8940 var value = isFunction( valueOrFunction ) ? 8941 valueOrFunction() : 8942 valueOrFunction; 8943 8944 s[ s.length ] = encodeURIComponent( key ) + "=" + 8945 encodeURIComponent( value == null ? "" : value ); 8946 }; 8947 8948 if ( a == null ) { 8949 return ""; 8950 } 8951 8952 // If an array was passed in, assume that it is an array of form elements. 8953 if ( Array.isArray( a ) || ( a.jquery && !jQuery.isPlainObject( a ) ) ) { 8954 8955 // Serialize the form elements 8956 jQuery.each( a, function() { 8957 add( this.name, this.value ); 8958 } ); 8959 8960 } else { 8961 8962 // If traditional, encode the "old" way (the way 1.3.2 or older 8963 // did it), otherwise encode params recursively. 8964 for ( prefix in a ) { 8965 buildParams( prefix, a[ prefix ], traditional, add ); 8966 } 8967 } 8968 8969 // Return the resulting serialization 8970 return s.join( "&" ); 8971 }; 8972 8973 jQuery.fn.extend( { 8974 serialize: function() { 8975 return jQuery.param( this.serializeArray() ); 8976 }, 8977 serializeArray: function() { 8978 return this.map( function() { 8979 8980 // Can add propHook for "elements" to filter or add form elements 8981 var elements = jQuery.prop( this, "elements" ); 8982 return elements ? jQuery.makeArray( elements ) : this; 8983 } ).filter( function() { 8984 var type = this.type; 8985 8986 // Use .is( ":disabled" ) so that fieldset[disabled] works 8987 return this.name && !jQuery( this ).is( ":disabled" ) && 8988 rsubmittable.test( this.nodeName ) && !rsubmitterTypes.test( type ) && 8989 ( this.checked || !rcheckableType.test( type ) ); 8990 } ).map( function( _i, elem ) { 8991 var val = jQuery( this ).val(); 8992 8993 if ( val == null ) { 8994 return null; 8995 } 8996 8997 if ( Array.isArray( val ) ) { 8998 return jQuery.map( val, function( val ) { 8999 return { name: elem.name, value: val.replace( rCRLF, "\r\n" ) }; 9000 } ); 9001 } 9002 9003 return { name: elem.name, value: val.replace( rCRLF, "\r\n" ) }; 9004 } ).get(); 9005 } 9006 } ); 9007 9008 9009 var 9010 r20 = /%20/g, 9011 rhash = /#.*$/, 9012 rantiCache = /([?&])_=[^&]*/, 9013 rheaders = /^(.*?):[ \t]*([^\r\n]*)$/mg, 9014 9015 // #7653, #8125, #8152: local protocol detection 9016 rlocalProtocol = /^(?:about|app|app-storage|.+-extension|file|res|widget):$/, 9017 rnoContent = /^(?:GET|HEAD)$/, 9018 rprotocol = /^\/\//, 9019 9020 /* Prefilters 9021 * 1) They are useful to introduce custom dataTypes (see ajax/jsonp.js for an example) 9022 * 2) These are called: 9023 * - BEFORE asking for a transport 9024 * - AFTER param serialization (s.data is a string if s.processData is true) 9025 * 3) key is the dataType 9026 * 4) the catchall symbol "*" can be used 9027 * 5) execution will start with transport dataType and THEN continue down to "*" if needed 9028 */ 9029 prefilters = {}, 9030 9031 /* Transports bindings 9032 * 1) key is the dataType 9033 * 2) the catchall symbol "*" can be used 9034 * 3) selection will start with transport dataType and THEN go to "*" if needed 9035 */ 9036 transports = {}, 9037 9038 // Avoid comment-prolog char sequence (#10098); must appease lint and evade compression 9039 allTypes = "*/".concat( "*" ), 9040 9041 // Anchor tag for parsing the document origin 9042 originAnchor = document.createElement( "a" ); 9043 9044 originAnchor.href = location.href; 9045 9046 // Base "constructor" for jQuery.ajaxPrefilter and jQuery.ajaxTransport 9047 function addToPrefiltersOrTransports( structure ) { 9048 9049 // dataTypeExpression is optional and defaults to "*" 9050 return function( dataTypeExpression, func ) { 9051 9052 if ( typeof dataTypeExpression !== "string" ) { 9053 func = dataTypeExpression; 9054 dataTypeExpression = "*"; 9055 } 9056 9057 var dataType, 9058 i = 0, 9059 dataTypes = dataTypeExpression.toLowerCase().match( rnothtmlwhite ) || []; 9060 9061 if ( isFunction( func ) ) { 9062 9063 // For each dataType in the dataTypeExpression 9064 while ( ( dataType = dataTypes[ i++ ] ) ) { 9065 9066 // Prepend if requested 9067 if ( dataType[ 0 ] === "+" ) { 9068 dataType = dataType.slice( 1 ) || "*"; 9069 ( structure[ dataType ] = structure[ dataType ] || [] ).unshift( func ); 9070 9071 // Otherwise append 9072 } else { 9073 ( structure[ dataType ] = structure[ dataType ] || [] ).push( func ); 9074 } 9075 } 9076 } 9077 }; 9078 } 9079 9080 // Base inspection function for prefilters and transports 9081 function inspectPrefiltersOrTransports( structure, options, originalOptions, jqXHR ) { 9082 9083 var inspected = {}, 9084 seekingTransport = ( structure === transports ); 9085 9086 function inspect( dataType ) { 9087 var selected; 9088 inspected[ dataType ] = true; 9089 jQuery.each( structure[ dataType ] || [], function( _, prefilterOrFactory ) { 9090 var dataTypeOrTransport = prefilterOrFactory( options, originalOptions, jqXHR ); 9091 if ( typeof dataTypeOrTransport === "string" && 9092 !seekingTransport && !inspected[ dataTypeOrTransport ] ) { 9093 9094 options.dataTypes.unshift( dataTypeOrTransport ); 9095 inspect( dataTypeOrTransport ); 9096 return false; 9097 } else if ( seekingTransport ) { 9098 return !( selected = dataTypeOrTransport ); 9099 } 9100 } ); 9101 return selected; 9102 } 9103 9104 return inspect( options.dataTypes[ 0 ] ) || !inspected[ "*" ] && inspect( "*" ); 9105 } 9106 9107 // A special extend for ajax options 9108 // that takes "flat" options (not to be deep extended) 9109 // Fixes #9887 9110 function ajaxExtend( target, src ) { 9111 var key, deep, 9112 flatOptions = jQuery.ajaxSettings.flatOptions || {}; 9113 9114 for ( key in src ) { 9115 if ( src[ key ] !== undefined ) { 9116 ( flatOptions[ key ] ? target : ( deep || ( deep = {} ) ) )[ key ] = src[ key ]; 9117 } 9118 } 9119 if ( deep ) { 9120 jQuery.extend( true, target, deep ); 9121 } 9122 9123 return target; 9124 } 9125 9126 /* Handles responses to an ajax request: 9127 * - finds the right dataType (mediates between content-type and expected dataType) 9128 * - returns the corresponding response 9129 */ 9130 function ajaxHandleResponses( s, jqXHR, responses ) { 9131 9132 var ct, type, finalDataType, firstDataType, 9133 contents = s.contents, 9134 dataTypes = s.dataTypes; 9135 9136 // Remove auto dataType and get content-type in the process 9137 while ( dataTypes[ 0 ] === "*" ) { 9138 dataTypes.shift(); 9139 if ( ct === undefined ) { 9140 ct = s.mimeType || jqXHR.getResponseHeader( "Content-Type" ); 9141 } 9142 } 9143 9144 // Check if we're dealing with a known content-type 9145 if ( ct ) { 9146 for ( type in contents ) { 9147 if ( contents[ type ] && contents[ type ].test( ct ) ) { 9148 dataTypes.unshift( type ); 9149 break; 9150 } 9151 } 9152 } 9153 9154 // Check to see if we have a response for the expected dataType 9155 if ( dataTypes[ 0 ] in responses ) { 9156 finalDataType = dataTypes[ 0 ]; 9157 } else { 9158 9159 // Try convertible dataTypes 9160 for ( type in responses ) { 9161 if ( !dataTypes[ 0 ] || s.converters[ type + " " + dataTypes[ 0 ] ] ) { 9162 finalDataType = type; 9163 break; 9164 } 9165 if ( !firstDataType ) { 9166 firstDataType = type; 9167 } 9168 } 9169 9170 // Or just use first one 9171 finalDataType = finalDataType || firstDataType; 9172 } 9173 9174 // If we found a dataType 9175 // We add the dataType to the list if needed 9176 // and return the corresponding response 9177 if ( finalDataType ) { 9178 if ( finalDataType !== dataTypes[ 0 ] ) { 9179 dataTypes.unshift( finalDataType ); 9180 } 9181 return responses[ finalDataType ]; 9182 } 9183 } 9184 9185 /* Chain conversions given the request and the original response 9186 * Also sets the responseXXX fields on the jqXHR instance 9187 */ 9188 function ajaxConvert( s, response, jqXHR, isSuccess ) { 9189 var conv2, current, conv, tmp, prev, 9190 converters = {}, 9191 9192 // Work with a copy of dataTypes in case we need to modify it for conversion 9193 dataTypes = s.dataTypes.slice(); 9194 9195 // Create converters map with lowercased keys 9196 if ( dataTypes[ 1 ] ) { 9197 for ( conv in s.converters ) { 9198 converters[ conv.toLowerCase() ] = s.converters[ conv ]; 9199 } 9200 } 9201 9202 current = dataTypes.shift(); 9203 9204 // Convert to each sequential dataType 9205 while ( current ) { 9206 9207 if ( s.responseFields[ current ] ) { 9208 jqXHR[ s.responseFields[ current ] ] = response; 9209 } 9210 9211 // Apply the dataFilter if provided 9212 if ( !prev && isSuccess && s.dataFilter ) { 9213 response = s.dataFilter( response, s.dataType ); 9214 } 9215 9216 prev = current; 9217 current = dataTypes.shift(); 9218 9219 if ( current ) { 9220 9221 // There's only work to do if current dataType is non-auto 9222 if ( current === "*" ) { 9223 9224 current = prev; 9225 9226 // Convert response if prev dataType is non-auto and differs from current 9227 } else if ( prev !== "*" && prev !== current ) { 9228