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PHP Cross Reference of WordPress





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Fileadmin-bar.php                                  [source] [1311 lines]  Toolbar API: Top-level Toolbar functionality
Fileatomlib.php                                    [source] [397 lines]   Atom Syndication Format PHP Library
Fileauthor-template.php                            [source] [591 lines]   Author Template functions for use in themes. These functions must be used within the WordPress Loop.
Fileblock-editor.php                               [source] [656 lines]   Block Editor API.
Fileblock-patterns.php                             [source] [338 lines]   Register the block patterns and block patterns categories
Fileblock-template-utils.php                       [source] [1024 lines]  Utilities used to fetch and create templates and template parts.
Fileblock-template.php                             [source] [365 lines]   Block template loader functions.
Fileblocks.php                                     [source] [1378 lines]  Functions related to registering and parsing blocks.
Filebookmark-template.php                          [source] [336 lines]   Bookmark Template Functions for usage in Themes
Filebookmark.php                                   [source] [468 lines]   Link/Bookmark API
Filecache-compat.php                               [source] [143 lines]   Object Cache API functions missing from 3rd party object caches.
Filecache.php                                      [source] [370 lines]   Object Cache API
Filecanonical.php                                  [source] [1020 lines]  Canonical API to handle WordPress Redirecting Based on "Permalink Redirect" from Scott Yang and "Enforce www. Preference" by Mark Jaquith
Filecapabilities.php                               [source] [1090 lines]  Core User Role & Capabilities API
Filecategory-template.php                          [source] [1543 lines]  Taxonomy API: Core category-specific template tags
Filecategory.php                                   [source] [392 lines]   Taxonomy API: Core category-specific functionality
Fileclass-IXR.php                                  [source] [60 lines]    IXR - The Incutio XML-RPC Library
Fileclass-feed.php                                 [source] [19 lines]    Feed API
Fileclass-http.php                                 [source] [14 lines]    Core class used for managing HTTP transports and making HTTP requests.
Fileclass-json.php                                 [source] [1037 lines]  Converts to and from JSON format. JSON (JavaScript Object Notation) is a lightweight data-interchange format. It is easy for humans to read and write. It is easy for machines to parse and generate. It is based on a subset of the JavaScript Programming Language, Standard ECMA-262 3rd Edition - December 1999. This feature can also be found in Python. JSON is a text format that is completely language independent but uses conventions that are familiar to programmers of the C-family of languages, including C, C++, C#, Java, JavaScript, Perl, TCL, and many others. These properties make JSON an ideal data-interchange language.
Fileclass-oembed.php                               [source] [15 lines]    API for fetching the HTML to embed remote content based on a provided URL.
Fileclass-phpass.php                               [source] [250 lines]   Portable PHP password hashing framework.
Fileclass-phpmailer.php                            [source] [19 lines]    The PHPMailer class has been moved to the wp-includes/PHPMailer subdirectory and now uses the PHPMailer\PHPMailer namespace.
Fileclass-pop3.php                                 [source] [660 lines]   
Fileclass-requests.php                             [source] [1001 lines]  Requests for PHP Inspired by Requests for Python.
Fileclass-simplepie.php                            [source] [3354 lines]  
Fileclass-smtp.php                                 [source] [15 lines]    The SMTP class has been moved to the wp-includes/PHPMailer subdirectory and now uses the PHPMailer\PHPMailer namespace.
Fileclass-snoopy.php                               [source] [1259 lines]  Deprecated. Use WP_HTTP (http.php) instead.
Fileclass-walker-category-dropdown.php             [source] [86 lines]    Taxonomy API: Walker_CategoryDropdown class
Fileclass-walker-category.php                      [source] [275 lines]   Taxonomy API: Walker_Category class
Fileclass-walker-comment.php                       [source] [492 lines]   Comment API: Walker_Comment class
Fileclass-walker-nav-menu.php                      [source] [279 lines]   Nav Menu API: Walker_Nav_Menu class
Fileclass-walker-page-dropdown.php                 [source] [96 lines]    Post API: Walker_PageDropdown class
Fileclass-walker-page.php                          [source] [245 lines]   Post API: Walker_Page class
Fileclass-wp-admin-bar.php                         [source] [665 lines]   Toolbar API: WP_Admin_Bar class
Fileclass-wp-ajax-response.php                     [source] [164 lines]   
Fileclass-wp-application-passwords.php             [source] [413 lines]   WP_Application_Passwords class
Fileclass-wp-block-editor-context.php              [source] [57 lines]    Blocks API: WP_Block_Editor_Context class
Fileclass-wp-block-list.php                        [source] [213 lines]   Blocks API: WP_Block_List class
Fileclass-wp-block-parser.php                      [source] [555 lines]   Block Serialization Parser
Fileclass-wp-block-pattern-categories-registry.php [source] [167 lines]   Blocks API: WP_Block_Pattern_Categories_Registry class
Fileclass-wp-block-patterns-registry.php           [source] [209 lines]   Blocks API: WP_Block_Patterns_Registry class
Fileclass-wp-block-styles-registry.php             [source] [181 lines]   Blocks API: WP_Block_Styles_Registry class
Fileclass-wp-block-supports.php                    [source] [214 lines]   Block support flags.
Fileclass-wp-block-template.php                    [source] [148 lines]   Blocks API: WP_Block_Template class
Fileclass-wp-block-type-registry.php               [source] [186 lines]   Blocks API: WP_Block_Type_Registry class
Fileclass-wp-block-type.php                        [source] [407 lines]   Blocks API: WP_Block_Type class
Fileclass-wp-block.php                             [source] [304 lines]   Blocks API: WP_Block class
Fileclass-wp-comment-query.php                     [source] [1234 lines]  Comment API: WP_Comment_Query class
Fileclass-wp-comment.php                           [source] [379 lines]   Comment API: WP_Comment class
Fileclass-wp-customize-control.php                 [source] [802 lines]   WordPress Customize Control classes
Fileclass-wp-customize-manager.php                 [source] [6121 lines]  WordPress Customize Manager classes
Fileclass-wp-customize-nav-menus.php               [source] [1586 lines]  WordPress Customize Nav Menus classes
Fileclass-wp-customize-panel.php                   [source] [395 lines]   WordPress Customize Panel classes
Fileclass-wp-customize-section.php                 [source] [402 lines]   WordPress Customize Section classes
Fileclass-wp-customize-setting.php                 [source] [983 lines]   WordPress Customize Setting classes
Fileclass-wp-customize-widgets.php                 [source] [2211 lines]  WordPress Customize Widgets classes
Fileclass-wp-date-query.php                        [source] [1043 lines]  
Fileclass-wp-dependency.php                        [source] [136 lines]   Dependencies API: _WP_Dependency class
Fileclass-wp-editor.php                            [source] [1924 lines]  Facilitates adding of the WordPress editor as used on the Write and Edit screens.
Fileclass-wp-embed.php                             [source] [533 lines]   
Fileclass-wp-error.php                             [source] [313 lines]   WordPress Error API.
Fileclass-wp-fatal-error-handler.php               [source] [236 lines]   Error Protection API: WP_Fatal_Error_Handler class
Fileclass-wp-feed-cache-transient.php              [source] [132 lines]   Feed API: WP_Feed_Cache_Transient class
Fileclass-wp-feed-cache.php                        [source] [40 lines]    Feed API: WP_Feed_Cache class
Fileclass-wp-hook.php                              [source] [565 lines]   Plugin API: WP_Hook class
Fileclass-wp-http-cookie.php                       [source] [276 lines]   HTTP API: WP_Http_Cookie class
Fileclass-wp-http-curl.php                         [source] [411 lines]   HTTP API: WP_Http_Curl class
Fileclass-wp-http-encoding.php                     [source] [233 lines]   HTTP API: WP_Http_Encoding class
Fileclass-wp-http-ixr-client.php                   [source] [126 lines]   
Fileclass-wp-http-proxy.php                        [source] [226 lines]   HTTP API: WP_HTTP_Proxy class
Fileclass-wp-http-requests-hooks.php               [source] [78 lines]    HTTP API: Requests hook bridge class
Fileclass-wp-http-requests-response.php            [source] [197 lines]   HTTP API: WP_HTTP_Requests_Response class
Fileclass-wp-http-response.php                     [source] [153 lines]   HTTP API: WP_HTTP_Response class
Fileclass-wp-http-streams.php                      [source] [524 lines]   HTTP API: WP_Http_Streams class
Fileclass-wp-http.php                              [source] [1099 lines]  HTTP API: WP_Http class
Fileclass-wp-image-editor-gd.php                   [source] [551 lines]   WordPress GD Image Editor
Fileclass-wp-image-editor-imagick.php              [source] [932 lines]   WordPress Imagick Image Editor
Fileclass-wp-image-editor.php                      [source] [631 lines]   Base WordPress Image Editor
Fileclass-wp-list-util.php                         [source] [280 lines]   WordPress List utility class
Fileclass-wp-locale-switcher.php                   [source] [237 lines]   Locale API: WP_Locale_Switcher class
Fileclass-wp-locale.php                            [source] [391 lines]   Locale API: WP_Locale class
Fileclass-wp-matchesmapregex.php                   [source] [89 lines]    WP_MatchesMapRegex helper class
Fileclass-wp-meta-query.php                        [source] [883 lines]   Meta API: WP_Meta_Query class
Fileclass-wp-metadata-lazyloader.php               [source] [170 lines]   Meta API: WP_Metadata_Lazyloader class
Fileclass-wp-network-query.php                     [source] [603 lines]   Network API: WP_Network_Query class
Fileclass-wp-network.php                           [source] [473 lines]   Network API: WP_Network class
Fileclass-wp-object-cache.php                      [source] [564 lines]   Object Cache API: WP_Object_Cache class
Fileclass-wp-oembed-controller.php                 [source] [245 lines]   WP_oEmbed_Controller class, used to provide an oEmbed endpoint.
Fileclass-wp-oembed.php                            [source] [768 lines]   API for fetching the HTML to embed remote content based on a provided URL Used internally by the WP_Embed class, but is designed to be generic.
Fileclass-wp-paused-extensions-storage.php         [source] [225 lines]   Error Protection API: WP_Paused_Extensions_Storage class
Fileclass-wp-post-type.php                         [source] [881 lines]   Post API: WP_Post_Type class
Fileclass-wp-post.php                              [source] [387 lines]   Post API: WP_Post class
Fileclass-wp-query.php                             [source] [4606 lines]  Query API: WP_Query class
Fileclass-wp-recovery-mode-cookie-service.php      [source] [234 lines]   Error Protection API: WP_Recovery_Mode_Cookie_Service class
Fileclass-wp-recovery-mode-email-service.php       [source] [384 lines]   Error Protection API: WP_Recovery_Mode_Email_Link class
Fileclass-wp-recovery-mode-key-service.php         [source] [183 lines]   Error Protection API: WP_Recovery_Mode_Key_Service class
Fileclass-wp-recovery-mode-link-service.php        [source] [129 lines]   Error Protection API: WP_Recovery_Mode_Link_Handler class
Fileclass-wp-recovery-mode.php                     [source] [470 lines]   Error Protection API: WP_Recovery_Mode class
Fileclass-wp-rewrite.php                           [source] [1996 lines]  Rewrite API: WP_Rewrite class
Fileclass-wp-role.php                              [source] [103 lines]   User API: WP_Role class
Fileclass-wp-roles.php                             [source] [372 lines]   User API: WP_Roles class
Fileclass-wp-session-tokens.php                    [source] [294 lines]   Session API: WP_Session_Tokens class
Fileclass-wp-simplepie-file.php                    [source] [102 lines]   Feed API: WP_SimplePie_File class
Fileclass-wp-simplepie-sanitize-kses.php           [source] [57 lines]    Feed API: WP_SimplePie_Sanitize_KSES class
Fileclass-wp-site-query.php                        [source] [866 lines]   Site API: WP_Site_Query class
Fileclass-wp-site.php                              [source] [352 lines]   Site API: WP_Site class
Fileclass-wp-tax-query.php                         [source] [660 lines]   Taxonomy API: WP_Tax_Query class
Fileclass-wp-taxonomy.php                          [source] [661 lines]   Taxonomy API: WP_Taxonomy class
Fileclass-wp-term-query.php                        [source] [1133 lines]  Taxonomy API: WP_Term_Query class.
Fileclass-wp-term.php                              [source] [244 lines]   Taxonomy API: WP_Term class
Fileclass-wp-text-diff-renderer-inline.php         [source] [33 lines]    Diff API: WP_Text_Diff_Renderer_inline class
Fileclass-wp-text-diff-renderer-table.php          [source] [551 lines]   Diff API: WP_Text_Diff_Renderer_Table class
Fileclass-wp-theme-json-resolver.php               [source] [498 lines]   WP_Theme_JSON_Resolver class
Fileclass-wp-theme-json-schema.php                 [source] [152 lines]   WP_Theme_JSON_Schema class
Fileclass-wp-theme-json.php                        [source] [2224 lines]  WP_Theme_JSON class
Fileclass-wp-theme.php                             [source] [1772 lines]  WP_Theme Class
Fileclass-wp-user-meta-session-tokens.php          [source] [133 lines]   Session API: WP_User_Meta_Session_Tokens class
Fileclass-wp-user-query.php                        [source] [1093 lines]  User API: WP_User_Query class
Fileclass-wp-user-request.php                      [source] [118 lines]   WP_User_Request class. Represents user request data loaded from a WP_Post object.
Fileclass-wp-user.php                              [source] [907 lines]   User API: WP_User class
Fileclass-wp-walker.php                            [source] [449 lines]   
Fileclass-wp-widget-factory.php                    [source] [140 lines]   Widget API: WP_Widget_Factory class
Fileclass-wp-widget.php                            [source] [636 lines]   Widget API: WP_Widget base class
Fileclass-wp-xmlrpc-server.php                     [source] [7123 lines]  XML-RPC protocol support for WordPress
Fileclass-wp.php                                   [source] [789 lines]   
Fileclass.wp-dependencies.php                      [source] [493 lines]   Dependencies API: WP_Dependencies base class
Fileclass.wp-scripts.php                           [source] [722 lines]   Dependencies API: WP_Scripts class
Fileclass.wp-styles.php                            [source] [464 lines]   Dependencies API: WP_Styles class
Filecomment-template.php                           [source] [2748 lines]  Comment template functions These functions are meant to live inside of the WordPress loop.
Filecomment.php                                    [source] [3912 lines]  Core Comment API
Filecompat.php                                     [source] [499 lines]   WordPress implementation for PHP functions either missing from older PHP versions or not included by default.
Filecron.php                                       [source] [1243 lines]  WordPress Cron API
Filedate.php                                       [source] [14 lines]    Class for generating SQL clauses that filter a primary query according to date.
Filedefault-constants.php                          [source] [420 lines]   Defines constants and global variables that can be overridden, generally in wp-config.php.
Filedefault-filters.php                            [source] [683 lines]   Sets up the default filters and actions for most of the WordPress hooks. If you need to remove a default hook, this file will give you the priority to use for removing the hook.
Filedefault-widgets.php                            [source] [68 lines]    Widget API: Default core widgets
Filedeprecated.php                                 [source] [4313 lines]  Deprecated functions from past WordPress versions. You shouldn't use these functions and look for the alternatives instead. The functions will be removed in a later version.
Fileembed-template.php                             [source] [13 lines]    Back-compat placeholder for the base embed template
Fileembed.php                                      [source] [1238 lines]  oEmbed API: Top-level oEmbed functionality
Fileerror-protection.php                           [source] [157 lines]   Error Protection API: Functions
Filefeed-atom-comments.php                         [source] [143 lines]   Atom Feed Template for displaying Atom Comments feed.
Filefeed-atom.php                                  [source] [101 lines]   Atom Feed Template for displaying Atom Posts feed.
Filefeed-rdf.php                                   [source] [99 lines]    RSS 1 RDF Feed Template for displaying RSS 1 Posts feed.
Filefeed-rss.php                                   [source] [48 lines]    RSS 0.92 Feed Template for displaying RSS 0.92 Posts feed.
Filefeed-rss2-comments.php                         [source] [121 lines]   RSS2 Feed Template for displaying RSS2 Comments feed.
Filefeed-rss2.php                                  [source] [130 lines]   RSS2 Feed Template for displaying RSS2 Posts feed.
Filefeed.php                                       [source] [837 lines]   WordPress Feed API Many of the functions used in here belong in The Loop, or The Loop for the Feeds.
Fileformatting.php                                 [source] [6104 lines]  Main WordPress Formatting API. Handles many functions for formatting output.
Filefunctions.php                                  [source] [8460 lines]  Main WordPress API
Filefunctions.wp-scripts.php                       [source] [421 lines]   Dependencies API: Scripts functions
Filefunctions.wp-styles.php                        [source] [245 lines]   Dependencies API: Styles functions
Filegeneral-template.php                           [source] [4929 lines]  General template tags that can go anywhere in a template.
Fileglobal-styles-and-settings.php                 [source] [194 lines]   APIs to interact with global settings & styles.
Filehttp.php                                       [source] [771 lines]   Core HTTP Request API Standardizes the HTTP requests for WordPress. Handles cookies, gzip encoding and decoding, chunk decoding, if HTTP 1.1 and various other difficult HTTP protocol implementations.
Filehttps-detection.php                            [source] [227 lines]   HTTPS detection functions.
Filehttps-migration.php                            [source] [140 lines]   HTTPS migration functions.
Filekses.php                                       [source] [2583 lines]  kses 0.2.2 - HTML/XHTML filter that only allows some elements and attributes Copyright (C) 2002, 2003, 2005 Ulf Harnhammar This program is free software and open source software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.
Filel10n.php                                       [source] [1787 lines]  Core Translation API
Filelink-template.php                              [source] [4615 lines]  WordPress Link Template Functions
Fileload.php                                       [source] [1781 lines]  These functions are needed to load WordPress.
Filelocale.php                                     [source] [11 lines]    Locale API
Filemedia-template.php                             [source] [1513 lines]  WordPress media templates.
Filemedia.php                                      [source] [5400 lines]  WordPress API for media display.
Filemeta.php                                       [source] [1794 lines]  Core Metadata API Functions for retrieving and manipulating metadata of various WordPress object types. Metadata for an object is a represented by a simple key-value pair. Objects may contain multiple metadata entries that share the same key and differ only in their value.
Filems-blogs.php                                   [source] [924 lines]   Site/blog functions that work with the blogs table and related data.
Filems-default-constants.php                       [source] [170 lines]   Defines constants and global variables that can be overridden, generally in wp-config.php.
Filems-default-filters.php                         [source] [134 lines]   Sets up the default filters and actions for Multisite.
Filems-deprecated.php                              [source] [732 lines]   Deprecated functions from WordPress MU and the multisite feature. You shouldn't use these functions and look for the alternatives instead. The functions will be removed in a later version.
Filems-files.php                                   [source] [87 lines]    Multisite upload handler.
Filems-functions.php                               [source] [2979 lines]  Multisite WordPress API
Filems-load.php                                    [source] [569 lines]   These functions are needed to load Multisite.
Filems-network.php                                 [source] [141 lines]   Network API
Filems-settings.php                                [source] [123 lines]   Used to set up and fix common variables and include the Multisite procedural and class library. Allows for some configuration in wp-config.php (see ms-default-constants.php)
Filems-site.php                                    [source] [1303 lines]  Site API
Filenav-menu-template.php                          [source] [631 lines]   Nav Menu API: Template functions
Filenav-menu.php                                   [source] [1268 lines]  Navigation Menu functions
Fileoption.php                                     [source] [2516 lines]  Option API
Filepluggable-deprecated.php                       [source] [208 lines]   Deprecated pluggable functions from past WordPress versions. You shouldn't use these functions and look for the alternatives instead. The functions will be removed in a later version. Deprecated warnings are also thrown if one of these functions is being defined by a plugin.
Filepluggable.php                                  [source] [2966 lines]  These functions can be replaced via plugins. If plugins do not redefine these functions, then these will be used instead.
Fileplugin.php                                     [source] [966 lines]   The plugin API is located in this file, which allows for creating actions and filters and hooking functions, and methods. The functions or methods will then be run when the action or filter is called. The API callback examples reference functions, but can be methods of classes. To hook methods, you'll need to pass an array one of two ways.
Filepost-formats.php                               [source] [267 lines]   Post format functions.
Filepost-template.php                              [source] [1994 lines]  WordPress Post Template Functions. Gets content for the current post in the loop.
Filepost-thumbnail-template.php                    [source] [325 lines]   WordPress Post Thumbnail Template Functions. Support for post thumbnails. Theme's functions.php must call add_theme_support( 'post-thumbnails' ) to use these.
Filepost.php                                       [source] [8073 lines]  Core Post API
Filequery.php                                      [source] [1203 lines]  WordPress Query API The query API attempts to get which part of WordPress the user is on. It also provides functionality for getting URL query information.
Fileregistration-functions.php                     [source] [9 lines]     Deprecated. No longer needed.
Fileregistration.php                               [source] [9 lines]     Deprecated. No longer needed.
Filerest-api.php                                   [source] [3341 lines]  REST API functions.
Filerevision.php                                   [source] [862 lines]   Post revision functions.
Filerewrite.php                                    [source] [641 lines]   WordPress Rewrite API
Filerobots-template.php                            [source] [193 lines]   Robots template functions.
Filerss-functions.php                              [source] [14 lines]    Deprecated. Use rss.php instead.
Filerss.php                                        [source] [947 lines]   MagpieRSS: a simple RSS integration tool A compiled file for RSS syndication
Filescript-loader.php                              [source] [3529 lines]  WordPress scripts and styles default loader. Several constants are used to manage the loading, concatenating and compression of scripts and CSS: define('SCRIPT_DEBUG', true); loads the development (non-minified) versions of all scripts and CSS, and disables compression and concatenation, define('CONCATENATE_SCRIPTS', false); disables compression and concatenation of scripts and CSS, define('COMPRESS_SCRIPTS', false); disables compression of scripts, define('COMPRESS_CSS', false); disables compression of CSS, define('ENFORCE_GZIP', true); forces gzip for compression (default is deflate).
Filesession.php                                    [source] [12 lines]    Session API
Fileshortcodes.php                                 [source] [684 lines]   WordPress API for creating bbcode-like tags or what WordPress calls "shortcodes". The tag and attribute parsing or regular expression code is based on the Textpattern tag parser. A few examples are below:
Filesitemaps.php                                   [source] [129 lines]   Sitemaps: Public functions This file contains a variety of public functions developers can use to interact with the XML Sitemaps API.
Filespl-autoload-compat.php                        [source] [14 lines]    Polyfill for SPL autoload feature. This file is separate to prevent compiler notices on the deprecated __autoload() function.
Filetaxonomy.php                                   [source] [4989 lines]  Core Taxonomy API
Filetemplate-canvas.php                            [source] [27 lines]    Template canvas file to render the current 'wp_template'.
Filetemplate-loader.php                            [source] [114 lines]   Loads the correct template based on the visitor's url
Filetemplate.php                                   [source] [774 lines]   Template loading functions.
Filetheme-templates.php                            [source] [215 lines]   
Filetheme.php                                      [source] [4203 lines]  Theme, template, and stylesheet functions.
Fileupdate.php                                     [source] [979 lines]   A simple set of functions to check our version 1.0 update service.
Fileuser.php                                       [source] [4938 lines]  Core User API
Filevars.php                                       [source] [171 lines]   Creates common globals for the rest of WordPress Sets $pagenow global which is the filename of the current screen. Checks for the browser to set which one is currently being used.
Fileversion.php                                    [source] [47 lines]    WordPress Version Contains version information for the current WordPress release.
Filewidgets.php                                    [source] [2107 lines]  Core Widgets API This API is used for creating dynamic sidebar without hardcoding functionality into themes
Filewp-db.php                                      [source] [3829 lines]  WordPress database access abstraction class Original code from {@link http://php.justinvincent.com Justin Vincent (justin@visunet.ie)}
Filewp-diff.php                                    [source] [21 lines]    WordPress Diff bastard child of old MediaWiki Diff Formatter.

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