说明
【WordPress5.3.*函数大全系列】包含 WordPress 在其开发者资源网公布的 WordPress 5.3. 的全部函数，一共 1470 个。
由于将这些内容全部放在一篇文章中会超出 WordPress 的限制，也会在加载过程中对【荒原之梦】的数据库造成产生较大的负荷，因此，我将这 1470 个函数分列到了 6 篇文章中，如下：
⭐WordPress开发必备:WordPress5.3.*函数大全[1/6]
⭐WordPress开发必备:WordPress5.3.*函数大全[2/6]
⭐WordPress开发必备:WordPress5.3.*函数大全[3/6]
⭐WordPress开发必备:WordPress5.3.*函数大全[4/6]
⭐WordPress开发必备:WordPress5.3.*函数大全[5/6]
⭐WordPress开发必备:WordPress5.3.*函数大全[6/6]
您也可以在我的 GitHub 上找到【WordPress开发必备:WordPress5.3.*函数大全】等 WordPress 开发资料：
https://github.com/zhaokaifengcom/wordpress-develop
本文中的函数对应于 WordPress 5.3.* 版主程序，此前及此后的版本中一些常用函数的变化通常不会太大，也可以参考本系列文章列出的函数。
正文
※1001※
is_comment_feed()
Function: Is the query for a comments feed?
Source: wp-includes/query.php:415
Used by 1 function | Uses 3 functions
※1002※
is_countable()
Function: Polyfill for is_countable() function added in PHP 7.3.
Source: wp-includes/compat.php:351
Used by 0 functions | Uses 0 functions
※1003※
is_customize_preview()
Function: Whether the site is being previewed in the Customizer.
Source: wp-includes/theme.php:3268
Used by 11 functions | Uses 0 functions
※1004※
is_date()
Function: Determines whether the query is for an existing date archive.
Source: wp-includes/query.php:344
Used by 1 function | Uses 3 functions
※1005※
is_day()
Function: Determines whether the query is for an existing day archive.
Source: wp-includes/query.php:370
Used by 3 functions | Uses 3 functions
※1006※
is_dynamic_sidebar()
Function: Determines whether the dynamic sidebar is enabled and used by the theme.
Source: wp-includes/widgets.php:905
Used by 0 functions | Uses 1 function
※1007※
is_email()
Function: Verifies that an email is valid.
Source: wp-includes/formatting.php:3374
Used by 22 functions | Uses 3 functions
※1008※
is_email_address_unsafe()
Function: Checks an email address against a list of banned domains.
Source: wp-includes/ms-functions.php:385
Used by 1 function | Uses 3 functions
※1009※
is_embed()
Function: Is the query for an embedded post?
Source: wp-includes/query.php:839
Used by 3 functions | Uses 3 functions
※1010※
is_error()
Function:
Source: wp-includes/rss.php:703
Used by 0 functions | Uses 0 functions
※1011※
is_feed()
Function: Determines whether the query is for a feed.
Source: wp-includes/query.php:395
Used by 5 functions | Uses 3 functions
※1012※
is_front_page()
Function: Determines whether the query is for the front page of the site.
Source: wp-includes/query.php:448
Used by 6 functions | Uses 3 functions
※1013※
is_header_video_active()
Function: Checks whether the custom header video is eligible to show on the current page.
Source: wp-includes/theme.php:1529
Used by 2 functions | Uses 3 functions
※1014※
is_home()
Function: Determines whether the query is for the blog homepage.
Source: wp-includes/query.php:481
Used by 6 functions | Uses 3 functions
※1015※
is_info()
Function:
Source: wp-includes/rss.php:691
Used by 0 functions | Uses 0 functions
※1016※
is_iterable()
Function: Polyfill for is_iterable() function added in PHP 7.1.
Source: wp-includes/compat.php:373
Used by 0 functions | Uses 0 functions
※1017※
is_lighttpd_before_150()
Function: Is the server running earlier than 1.5.0 version of lighttpd?
Source: wp-includes/functions.php:4926
Used by 0 functions | Uses 0 functions
※1018※
is_locale_switched()
Function: Whether switch_to_locale() is in effect.
Source: wp-includes/l10n.php:1626
Used by 0 functions | Uses 1 function
※1019※
is_local_attachment()
Function: Determines whether an attachment URI is local and really an attachment.
Source: wp-includes/post.php:5486
Used by 1 function | Uses 3 functions
※1020※
is_main_blog()
Function: Deprecated functionality to determin if the current site is the main site.
Source: wp-includes/ms-deprecated.php:154
Used by 0 functions | Uses 2 functions
※1021※
is_main_network()
Function: Determine whether a network is the main network of the Multisite installation.
Source: wp-includes/functions.php:5222
Used by 4 functions | Uses 3 functions
※1022※
is_main_query()
Function: Determines whether the query is the main query.
Source: wp-includes/query.php:863
Used by 0 functions | Uses 4 functions
※1023※
is_main_site()
Function: Determine whether a site is the main site of the current network.
Source: wp-includes/functions.php:5178
Used by 16 functions | Uses 3 functions
※1024※
is_month()
Function: Determines whether the query is for an existing month archive.
Source: wp-includes/query.php:535
Used by 3 functions | Uses 3 functions
※1025※
is_multisite()
Function: If Multisite is enabled.
Source: wp-includes/load.php:1074
Used by 146 functions | Uses 0 functions
※1026※
is_multi_author()
Function: Determines whether this site has more than one author.
Source: wp-includes/author-template.php:542
Used by 0 functions | Uses 5 functions
※1027※
is_nav_menu()
Function: Check if the given ID is a navigation menu.
Source: wp-includes/nav-menu.php:62
Used by 2 functions | Uses 2 functions
※1028※
is_nav_menu_item()
Function: Determines whether the given ID is a nav menu item.
Source: wp-includes/nav-menu.php:237
Used by 3 functions | Uses 2 functions
※1029※
is_network_admin()
Function: Whether the current request is for the network administrative interface.
Source: wp-includes/load.php:1033
Used by 15 functions | Uses 0 functions
※1030※
is_network_only_plugin()
Function: Checks for “Network: true” in the plugin header to see if this should be activated only as a network wide plugin. The plugin would also work when Multisite is not enabled.
Source: wp-admin/includes/plugin.php:582
Used by 4 functions | Uses 1 function
※1031※
is_new_day()
Function: Determines whether the publish date of the current post in the loop is different from the publish date of the previous post in the loop.
Source: wp-includes/functions.php:940
Used by 1 function | Uses 0 functions
※1032※
is_object_in_taxonomy()
Function: Determine if the given object type is associated with the given taxonomy.
Source: wp-includes/taxonomy.php:4476
Used by 9 functions | Uses 1 function
※1033※
is_object_in_term()
Function: Determine if the given object is associated with any of the given terms.
Source: wp-includes/taxonomy.php:4407
Used by 2 functions | Uses 7 functions
※1034※
is_page()
Function: Determines whether the query is for an existing single page.
Source: wp-includes/query.php:566
Used by 5 functions | Uses 3 functions
※1035※
is_paged()
Function: Determines whether the query is for paged results and not for the first page.
Source: wp-includes/query.php:590
Used by 4 functions | Uses 3 functions
※1036※
is_page_template()
Function: Determines whether currently in a page template.
Source: wp-includes/post-template.php:1742
Used by 1 function | Uses 3 functions
※1037※
is_php_version_compatible()
Function: Checks compatibility with the current PHP version.
Source: wp-includes/functions.php:7302
Used by 6 functions | Uses 0 functions
※1038※
is_plugin_active()
Function: Determines whether a plugin is active.
Source: wp-admin/includes/plugin.php:517
Used by 16 functions | Uses 2 functions
※1039※
is_plugin_active_for_network()
Function: Determines whether the plugin is active for the entire network.
Source: wp-admin/includes/plugin.php:557
Used by 6 functions | Uses 2 functions
※1040※
is_plugin_inactive()
Function: Determines whether the plugin is inactive.
Source: wp-admin/includes/plugin.php:536
Used by 2 functions | Uses 1 function
※1041※
is_plugin_page()
Function: Determines whether the current admin page is generated by a plugin.
Source: wp-includes/deprecated.php:2527
Used by 0 functions | Uses 1 function
※1042※
is_plugin_paused()
Function: Determines whether a plugin is technically active but was paused while loading.
Source: wp-admin/includes/plugin.php:2290
Used by 2 functions | Uses 1 function
※1043※
is_post_type_archive()
Function: Determines whether the query is for an existing post type archive page.
Source: wp-includes/query.php:178
Used by 9 functions | Uses 3 functions
※1044※
is_post_type_hierarchical()
Function: Whether the post type is hierarchical.
Source: wp-includes/post.php:1171
Used by 17 functions | Uses 2 functions
※1045※
is_post_type_viewable()
Function: Determines whether a post type is considered “viewable”.
Source: wp-includes/post.php:1968
Used by 11 functions | Uses 1 function
※1046※
is_preview()
Function: Determines whether the query is for a post or page preview.
Source: wp-includes/query.php:614
Used by 3 functions | Uses 3 functions
※1047※
is_privacy_policy()
Function: Determines whether the query is for the Privacy Policy page.
Source: wp-includes/query.php:511
Used by 1 function | Uses 3 functions
※1048※
is_protected_ajax_action()
Function: Determines whether we are currently handling an AJAX action that should be protected against WSODs.
Source: wp-includes/load.php:858
Used by 1 function | Uses 3 functions
※1049※
is_protected_endpoint()
Function: Determines whether we are currently on an endpoint that should be protected against WSODs.
Source: wp-includes/load.php:821
Used by 2 functions | Uses 5 functions
※1050※
is_protected_meta()
Function: Determine whether a meta key is protected.
Source: wp-includes/meta.php:1039
Used by 10 functions | Uses 2 functions
※1051※
is_random_header_image()
Function: Check if random header image is in use.
Source: wp-includes/theme.php:1239
Used by 4 functions | Uses 3 functions
※1052※
is_redirect()
Function:
Source: wp-includes/rss.php:699
Used by 0 functions | Uses 0 functions
※1053※
is_registered_sidebar()
Function: Checks if a sidebar is registered.
Source: wp-includes/widgets.php:332
Used by 6 functions | Uses 0 functions
※1054※
is_robots()
Function: Is the query for the robots file?
Source: wp-includes/query.php:634
Used by 2 functions | Uses 3 functions
※1055※
is_rtl()
Function: Determines whether the current locale is right-to-left (RTL).
Source: wp-includes/l10n.php:1560
Used by 18 functions | Uses 1 function
※1056※
is_search()
Function: Determines whether the query is for a search.
Source: wp-includes/query.php:658
Used by 6 functions | Uses 3 functions
※1057※
is_serialized()
Function: Check value to find if it was serialized.
Source: wp-includes/functions.php:590
Used by 5 functions | Uses 0 functions
※1058※
is_serialized_string()
Function: Check whether serialized data is of string type.
Source: wp-includes/functions.php:656
Used by 1 function | Uses 0 functions
※1059※
is_server_error()
Function:
Source: wp-includes/rss.php:711
Used by 0 functions | Uses 0 functions
※1060※
is_single()
Function: Determines whether the query is for an existing single post.
Source: wp-includes/query.php:691
Used by 10 functions | Uses 3 functions
※1061※
is_singular()
Function: Determines whether the query is for an existing single post of any post type (post, attachment, page, custom post types).
Source: wp-includes/query.php:723
Used by 20 functions | Uses 3 functions
※1062※
is_site_admin()
Function: Determine if user is a site admin.
Source: wp-includes/ms-deprecated.php:64
Used by 0 functions | Uses 4 functions
※1063※
is_site_meta_supported()
Function: Determines whether site meta is enabled.
Source: wp-includes/functions.php:5325
Used by 4 functions | Uses 5 functions
※1064※
is_ssl()
Function: Determines if SSL is used.
Source: wp-includes/load.php:1261
Used by 26 functions | Uses 0 functions
※1065※
is_sticky()
Function: Check if post is sticky.
Source: wp-includes/post.php:2267
Used by 11 functions | Uses 5 functions
※1066※
is_subdomain_install()
Function: Whether a subdomain configuration is enabled.
Source: wp-includes/ms-load.php:18
Used by 15 functions | Uses 0 functions
※1067※
is_success()
Function:
Source: wp-includes/rss.php:695
Used by 1 function | Uses 0 functions
※1068※
is_super_admin()
Function: Determine if user is a site admin.
Source: wp-includes/capabilities.php:860
Used by 7 functions | Uses 5 functions
※1069※
is_tag()
Function: Determines whether the query is for an existing tag archive page.
Source: wp-includes/query.php:287
Used by 10 functions | Uses 3 functions
※1070※
is_tax()
Function: Determines whether the query is for an existing custom taxonomy archive page.
Source: wp-includes/query.php:320
Used by 10 functions | Uses 3 functions
※1071※
is_taxonomy()
Function: Checks that the taxonomy name exists.
Source: wp-includes/deprecated.php:2489
Used by 0 functions | Uses 2 functions
※1072※
is_taxonomy_hierarchical()
Function: Determines whether the taxonomy object is hierarchical.
Source: wp-includes/taxonomy.php:310
Used by 20 functions | Uses 2 functions
※1073※
is_taxonomy_viewable()
Function: Determines whether a taxonomy is considered “viewable”.
Source: wp-includes/taxonomy.php:4609
Used by 2 functions | Uses 1 function
※1074※
is_term()
Function: Check if Term exists.
Source: wp-includes/deprecated.php:2506
Used by 0 functions | Uses 2 functions
※1075※
is_textdomain_loaded()
Function: Whether there are translations for the text domain.
Source: wp-includes/l10n.php:1246
Used by 2 functions | Uses 0 functions
※1076※
is_theme_paused()
Function: Determines whether a theme is technically active but was paused while loading.
Source: wp-admin/includes/theme.php:814
Used by 0 functions | Uses 2 functions
※1077※
is_time()
Function: Determines whether the query is for a specific time.
Source: wp-includes/query.php:747
Used by 0 functions | Uses 3 functions
※1078※
is_trackback()
Function: Determines whether the query is for a trackback endpoint call.
Source: wp-includes/query.php:771
Used by 2 functions | Uses 3 functions
※1079※
is_uninstallable_plugin()
Function: Whether the plugin can be uninstalled.
Source: wp-admin/includes/plugin.php:1164
Used by 1 function | Uses 2 functions
※1080※
is_upload_space_available()
Function: Determines if there is any upload space left in the current blog’s quota.
Source: wp-includes/ms-functions.php:2510
Used by 4 functions | Uses 2 functions
※1081※
is_user_admin()
Function: Whether the current request is for a user admin screen.
Source: wp-includes/load.php:1057
Used by 6 functions | Uses 0 functions
※1082※
is_user_logged_in()
Function: Determines whether the current visitor is a logged in user.
Source: wp-includes/pluggable.php:1001
Used by 45 functions | Uses 1 function
※1083※
is_user_member_of_blog()
Function: Find out whether a user is a member of a given blog.
Source: wp-includes/user.php:726
Used by 6 functions | Uses 6 functions
※1084※
is_user_option_local()
Function: Check whether a usermeta key has to do with the current blog.
Source: wp-includes/ms-deprecated.php:541
Used by 0 functions | Uses 4 functions
※1085※
is_user_spammy()
Function: Check to see whether a user is marked as a spammer, based on user login.
Source: wp-includes/ms-functions.php:2186
Used by 2 functions | Uses 2 functions
※1086※
is_wpmu_sitewide_plugin()
Function: Deprecated functionality for determining if the current plugin is network-only.
Source: wp-admin/includes/ms-deprecated.php:78
Used by 0 functions | Uses 2 functions
※1087※
is_wp_error()
Function: Check whether variable is a WordPress Error.
Source: wp-includes/load.php:1404
Used by 403 functions | Uses 0 functions
※1088※
is_wp_version_compatible()
Function: Checks compatibility with the current WordPress version.
Source: wp-includes/functions.php:7290
Used by 3 functions | Uses 1 function
※1089※
is_year()
Function: Determines whether the query is for an existing year archive.
Source: wp-includes/query.php:795
Used by 3 functions | Uses 3 functions
※1090※
json_decode()
Function:
Source: wp-includes/compat.php:304
Used by 0 functions | Uses 0 functions
※1091※
json_encode()
Function:
Source: wp-includes/compat.php:285
Used by 0 functions | Uses 0 functions
※1092※
json_last_error_msg()
Function: Retrieves the error string of the last json_encode() or json_decode() call.
Source: wp-includes/compat.php:380
Used by 0 functions | Uses 0 functions
※1093※
js_escape()
Function: Escape single quotes, specialchar double quotes, and fix line endings.
Source: wp-includes/deprecated.php:2057
Used by 0 functions | Uses 2 functions
※1094※
kses_init()
Function: Sets up most of the Kses filters for input form content.
Source: wp-includes/kses.php:2036
Used by 0 functions | Uses 3 functions
※1095※
kses_init_filters()
Function: Adds all Kses input form content filters.
Source: wp-includes/kses.php:1984
Used by 5 functions | Uses 2 functions
※1096※
kses_remove_filters()
Function: Removes all KSES input form content filters.
Source: wp-includes/kses.php:2013
Used by 5 functions | Uses 1 function
※1097※
language_attributes()
Function: Displays the language attributes for the html tag.
Source: wp-includes/general-template.php:3993
Used by 3 functions | Uses 1 function
※1098※
like_escape()
Function: Formerly used to escape strings before searching the DB. It was poorly documented and never worked as described.
Source: wp-includes/deprecated.php:3437
Used by 1 function | Uses 1 function
※1099※
links_add_base_url()
Function: Add a Base url to relative links in passed content.
Source: wp-includes/formatting.php:5079
Used by 1 function | Uses 0 functions
※1100※
links_add_target()
Function: Adds a Target attribute to all links in passed content.
Source: wp-includes/formatting.php:5125
Used by 1 function | Uses 0 functions
※1101※
links_popup_script()
Function: Show the link to the links popup and the number of links.
Source: wp-includes/deprecated.php:1062
Used by 0 functions | Uses 1 function
※1102※
link_advanced_meta_box()
Function: Display advanced link options form fields.
Source: wp-admin/includes/meta-boxes.php:1317
Used by 0 functions | Uses 2 functions
※1103※
link_categories_meta_box()
Function: Display link categories form fields.
Source: wp-admin/includes/meta-boxes.php:1086
Used by 0 functions | Uses 6 functions
※1104※
link_pages()
Function: Print list of pages based on arguments.
Source: wp-includes/deprecated.php:811
Used by 0 functions | Uses 2 functions
※1105※
link_submit_meta_box()
Function: Display link create form fields.
Source: wp-admin/includes/meta-boxes.php:1010
Used by 0 functions | Uses 11 functions
※1106※
link_target_meta_box()
Function: Display form fields for changing link target.
Source: wp-admin/includes/meta-boxes.php:1133
Used by 0 functions | Uses 1 function
※1107※
link_xfn_meta_box()
Function: Display xfn form fields.
Source: wp-admin/includes/meta-boxes.php:1199
Used by 0 functions | Uses 3 functions
※1108※
list_authors()
Function: Lists authors.
Source: wp-includes/deprecated.php:711
Used by 0 functions | Uses 2 functions
※1109※
list_cats()
Function: Lists categories.
Source: wp-includes/deprecated.php:615
Used by 0 functions | Uses 2 functions
※1110※
list_core_update()
Function:
Source: wp-admin/update-core.php:34
Used by 2 functions | Uses 12 functions
※1111※
list_files()
Function: Returns a listing of all files in the specified folder and all subdirectories up to 100 levels deep.
Source: wp-admin/includes/file.php:132
Used by 3 functions | Uses 2 functions
※1112※
list_meta()
Function: Outputs a post’s public meta data in the Custom Fields meta box.
Source: wp-admin/includes/template.php:560
Used by 1 function | Uses 5 functions
※1113※
list_plugin_updates()
Function: Display the upgrade plugins form.
Source: wp-admin/update-core.php:292
Used by 0 functions | Uses 15 functions
※1114※
list_theme_updates()
Function: Display the upgrade themes form.
Source: wp-admin/update-core.php:443
Used by 0 functions | Uses 7 functions
※1115※
list_translation_updates()
Function:
Source: wp-admin/update-core.php:525
Used by 0 functions | Uses 7 functions
※1116※
load_child_theme_textdomain()
Function: Load the child themes translated strings.
Source: wp-includes/l10n.php:895
Used by 0 functions | Uses 2 functions
※1117※
load_default_textdomain()
Function: Load default translated strings based on locale.
Source: wp-includes/l10n.php:739
Used by 3 functions | Uses 7 functions
※1118※
load_image_to_edit()
Function: Load an image resource for editing.
Source: wp-admin/includes/image.php:902
Used by 0 functions | Uses 3 functions
※1119※
load_muplugin_textdomain()
Function: Load the translated strings for a plugin residing in the mu-plugins directory.
Source: wp-includes/l10n.php:823
Used by 0 functions | Uses 4 functions
※1120※
load_plugin_textdomain()
Function: Loads a plugin’s translated strings.
Source: wp-includes/l10n.php:782
Used by 1 function | Uses 5 functions
※1121※
load_script_textdomain()
Function: Loads the script translated strings.
Source: wp-includes/l10n.php:918
Used by 1 function | Uses 11 functions
※1122※
load_script_translations()
Function: Loads the translation data for the given script handle and text domain.
Source: wp-includes/l10n.php:1048
Used by 1 function | Uses 4 functions
※1123※
load_template()
Function: Require the template file with WordPress environment.
Source: wp-includes/template.php:701
Used by 5 functions | Uses 1 function
※1124※
load_textdomain()
Function: Load a .mo file into the text domain $domain.
Source: wp-includes/l10n.php:612
Used by 7 functions | Uses 6 functions
※1125※
load_theme_textdomain()
Function: Load the theme’s translated strings.
Source: wp-includes/l10n.php:855
Used by 2 functions | Uses 5 functions
※1126※
locale_stylesheet()
Function: Display localized stylesheet link element.
Source: wp-includes/theme.php:701
Used by 0 functions | Uses 2 functions
※1127※
locate_template()
Function: Retrieve the name of the highest priority template file that exists.
Source: wp-includes/template.php:652
Used by 6 functions | Uses 1 function
※1128※
login_footer()
Function: Outputs the footer for the login page.
Source: wp-login.php:274
Used by 0 functions | Uses 7 functions
※1129※
login_header()
Function: Output the login page header.
Source: wp-login.php:35
Used by 0 functions | Uses 35 functions
※1130※
logIO()
Function: logIO() – Writes logging info to a file.
Source: xmlrpc.php:99
Used by 0 functions | Uses 1 function
※1131※
maintenance_nag()
Function:
Source: wp-admin/includes/update.php:693
Used by 0 functions | Uses 3 functions
※1132※
make_clickable()
Function: Convert plaintext URI to HTML links.
Source: wp-includes/formatting.php:2925
Used by 1 function | Uses 2 functions
※1133※
make_db_current()
Function: Updates the database tables to a new schema.
Source: wp-admin/includes/upgrade.php:2922
Used by 0 functions | Uses 1 function
※1134※
make_db_current_silent()
Function: Updates the database tables to a new schema, but without displaying results.
Source: wp-admin/includes/upgrade.php:2943
Used by 4 functions | Uses 1 function
※1135※
make_site_theme()
Function: Creates a site theme.
Source: wp-admin/includes/upgrade.php:3126
Used by 0 functions | Uses 4 functions
※1136※
make_site_theme_from_default()
Function: Creates a site theme from the default theme.
Source: wp-admin/includes/upgrade.php:3051
Used by 1 function | Uses 0 functions
※1137※
make_site_theme_from_oldschool()
Function: Creates a site theme from an existing theme.
Source: wp-admin/includes/upgrade.php:2958
Used by 1 function | Uses 1 function
※1138※
make_url_footnote()
Function: Strip HTML and put links at the bottom of stripped content.
Source: wp-includes/deprecated.php:1712
Used by 1 function | Uses 2 functions
※1139※
map_deep()
Function: Maps a function to all non-iterable elements of an array or an object.
Source: wp-includes/formatting.php:4826
Used by 7 functions | Uses 1 function
※1140※
map_meta_cap()
Function: Maps meta capabilities to primitive capabilities.
Source: wp-includes/capabilities.php:38
Used by 3 functions | Uses 26 functions
※1141※
maybe_add_column()
Function: Adds column to a database table if it doesn’t already exist.
Source: wp-admin/includes/upgrade.php:2379
Used by 0 functions | Uses 2 functions
※1142※
maybe_add_existing_user_to_blog()
Function: Add a new user to a blog by visiting /newbloguser/{key}/.
Source: wp-includes/ms-functions.php:2072
Used by 0 functions | Uses 8 functions
※1143※
maybe_convert_table_to_utf8mb4()
Function: If a table only contains utf8 or utf8mb4 columns, convert it to utf8mb4.
Source: wp-admin/includes/upgrade.php:2409
Used by 2 functions | Uses 3 functions
※1144※
maybe_create_table()
Function: Creates a table in the database if it doesn’t already exist.
Source: wp-admin/includes/upgrade.php:2307
Used by 0 functions | Uses 5 functions
※1145※
maybe_disable_automattic_widgets()
Function: Disables the Automattic widgets plugin, which was merged into core.
Source: wp-admin/includes/upgrade.php:3218
Used by 0 functions | Uses 1 function
※1146※
maybe_disable_link_manager()
Function: Disables the Link Manager on upgrade if, at the time of upgrade, no links exist in the DB.
Source: wp-admin/includes/upgrade.php:3238
Used by 0 functions | Uses 3 functions
※1147※
maybe_drop_column()
Function: Drop column from database table, if it exists.
Source: wp-admin/install-helper.php:119
Used by 0 functions | Uses 2 functions
※1148※
maybe_hash_hex_color()
Function: Ensures that any hex color is properly hashed.
Source: wp-includes/formatting.php:5948
Used by 0 functions | Uses 1 function
※1149※
maybe_redirect_404()
Function: Correct 404 redirects when NOBLOGREDIRECT is defined.
Source: wp-includes/ms-functions.php:2041
Used by 0 functions | Uses 6 functions
※1150※
maybe_serialize()
Function: Serialize data, if needed.
Source: wp-includes/functions.php:685
Used by 10 functions | Uses 1 function
※1151※
maybe_unserialize()
Function: Unserialize value only if it was serialized.
Source: wp-includes/functions.php:571
Used by 9 functions | Uses 1 function
※1152※
mbstring_binary_safe_encoding()
Function: Set the mbstring internal encoding to a binary safe encoding when func_overload is enabled.
Source: wp-includes/functions.php:6330
Used by 13 functions | Uses 0 functions
※1153※
mb_strlen()
Function:
Source: wp-includes/compat.php:100
Used by 0 functions | Uses 0 functions
※1154※
mb_substr()
Function:
Source: wp-includes/compat.php:45
Used by 0 functions | Uses 0 functions
※1155※
media_buttons()
Function: Adds the media button to the editor
Source: wp-admin/includes/media.php:624
Used by 0 functions | Uses 7 functions
※1156※
media_handle_sideload()
Function: Handles a side-loaded file in the same way as an uploaded file is handled by media_handle_upload().
Source: wp-admin/includes/media.php:437
Used by 2 functions | Uses 11 functions
※1157※
media_handle_upload()
Function: Save a file submitted from a POST request and create an attachment post for it.
Source: wp-admin/includes/media.php:290
Used by 2 functions | Uses 15 functions
※1158※
media_post_single_attachment_fields_to_edit()
Function: Retrieves the post non-image attachment fields to edito form fields.
Source: wp-admin/includes/media.php:1279
Used by 0 functions | Uses 0 functions
※1159※
media_send_to_editor()
Function: Adds image html to editor
Source: wp-admin/includes/media.php:268
Used by 2 functions | Uses 1 function
※1160※
media_sideload_image()
Function: Downloads an image from the specified URL and attaches it to a post.
Source: wp-admin/includes/media.php:977
Used by 0 functions | Uses 8 functions
※1161※
media_single_attachment_fields_to_edit()
Function: Retrieves the single non-image attachment fields to edit form fields.
Source: wp-admin/includes/media.php:1265
Used by 0 functions | Uses 0 functions
※1162※
media_upload_audio()
Function: Handles uploading an audio file.
Source: wp-admin/includes/deprecated.php:893
Used by 0 functions | Uses 2 functions
※1163※
media_upload_file()
Function: Handles uploading a generic file.
Source: wp-admin/includes/deprecated.php:919
Used by 0 functions | Uses 2 functions
※1164※
media_upload_flash_bypass()
Function: Displays the multi-file uploader message.
Source: wp-admin/includes/media.php:2961
Used by 0 functions | Uses 3 functions
※1165※
media_upload_form()
Function: Outputs the legacy media upload form.
Source: wp-admin/includes/media.php:2043
Used by 1 function | Uses 29 functions
※1166※
media_upload_form_handler()
Function: Handles form submissions for the legacy media uploader.
Source: wp-admin/includes/media.php:714
Used by 3 functions | Uses 17 functions
※1167※
media_upload_gallery()
Function: Retrieves the legacy media uploader form in an iframe.
Source: wp-admin/includes/media.php:1035
Used by 0 functions | Uses 3 functions
※1168※
media_upload_gallery_form()
Function: Adds gallery form to upload iframe
Source: wp-admin/includes/media.php:2482
Used by 0 functions | Uses 15 functions
※1169※
media_upload_header()
Function: Outputs the legacy media upload header.
Source: wp-admin/includes/media.php:2019
Used by 4 functions | Uses 1 function
※1170※
media_upload_html_bypass()
Function: Displays the browser’s built-in uploader message.
Source: wp-admin/includes/media.php:2990
Used by 0 functions | Uses 1 function
※1171※
media_upload_image()
Function: Handles uploading an image.
Source: wp-admin/includes/deprecated.php:880
Used by 0 functions | Uses 2 functions
※1172※
media_upload_library()
Function: Retrieves the legacy media library form in an iframe.
Source: wp-admin/includes/media.php:1061
Used by 0 functions | Uses 2 functions
※1173※
media_upload_library_form()
Function: Outputs the legacy media upload form for the media library.
Source: wp-admin/includes/media.php:2646
Used by 0 functions | Uses 27 functions
※1174※
media_upload_max_image_resize()
Function: Displays the checkbox to scale images.
Source: wp-admin/includes/media.php:3010
Used by 0 functions | Uses 6 functions
※1175※
media_upload_tabs()
Function: Defines the default media upload tabs
Source: wp-admin/includes/media.php:16
Used by 1 function | Uses 3 functions
※1176※
media_upload_text_after()
Function: Used to display a “After a file has been uploaded.
Source: wp-admin/includes/media.php:3003
Used by 0 functions | Uses 0 functions
※1177※
media_upload_type_form()
Function: Outputs the legacy media upload form for a given media type.
Source: wp-admin/includes/media.php:2259
Used by 0 functions | Uses 15 functions
※1178※
media_upload_type_url_form()
Function: Outputs the legacy media upload form for external media.
Source: wp-admin/includes/media.php:2333
Used by 0 functions | Uses 11 functions
※1179※
media_upload_video()
Function: Handles uploading a video file.
Source: wp-admin/includes/deprecated.php:906
Used by 0 functions | Uses 2 functions
※1180※
menu_page_url()
Function: Get the url to access a particular menu page based on the slug it was registered with.
Source: wp-admin/includes/plugin.php:1769
Used by 0 functions | Uses 3 functions
※1181※
metadata_exists()
Function: Determine if a meta key is set for a given object
Source: wp-includes/meta.php:562
Used by 3 functions | Uses 5 functions
※1182※
meta_box_prefs()
Function: Prints the meta box preferences for screen meta.
Source: wp-admin/includes/screen.php:99
Used by 1 function | Uses 4 functions
※1183※
meta_form()
Function: Prints the form in the Custom Fields meta box.
Source: wp-admin/includes/template.php:663
Used by 1 function | Uses 16 functions
※1184※
ms_allowed_http_request_hosts()
Function: Whitelists any domain in a multisite installation for safe HTTP requests.
Source: wp-includes/http.php:629
Used by 0 functions | Uses 3 functions
※1185※
ms_cookie_constants()
Function: Defines Multisite cookie constants.
Source: wp-includes/ms-default-constants.php:50
Used by 0 functions | Uses 3 functions
※1186※
ms_deprecated_blogs_file()
Function: Deprecated functionality for determining whether a file is deprecated.
Source: wp-admin/includes/ms-deprecated.php:110
Used by 0 functions | Uses 0 functions
※1187※
ms_file_constants()
Function: Defines Multisite file constants.
Source: wp-includes/ms-default-constants.php:98
Used by 0 functions | Uses 0 functions
※1188※
ms_is_switched()
Function: Determines if switch_to_blog() is in effect
Source: wp-includes/ms-blogs.php:652
Used by 2 functions | Uses 0 functions
※1189※
ms_load_current_site_and_network()
Function: Identifies the network and site of a requested domain and path and populates the corresponding network and site global objects as part of the multisite bootstrap process.
Source: wp-includes/ms-load.php:296
Used by 0 functions | Uses 13 functions
※1190※
ms_not_installed()
Function: Displays a failure message.
Source: wp-includes/ms-load.php:461
Used by 0 functions | Uses 9 functions
※1191※
ms_site_check()
Function: Checks status of current blog.
Source: wp-includes/ms-load.php:74
Used by 0 functions | Uses 8 functions
※1192※
ms_subdomain_constants()
Function: Defines Multisite subdomain constants and handles warnings and notices.
Source: wp-includes/ms-default-constants.php:131
Used by 0 functions | Uses 2 functions
※1193※
ms_upload_constants()
Function: Defines Multisite upload constants.
Source: wp-includes/ms-default-constants.php:18
Used by 0 functions | Uses 3 functions
※1194※
multisite_over_quota_message()
Function: Displays the out of storage quota message in Multisite.
Source: wp-admin/includes/media.php:3037
Used by 0 functions | Uses 3 functions
※1195※
mu_dropdown_languages()
Function: Generates and displays a drop-down of available languages.
Source: wp-admin/includes/ms.php:640
Used by 0 functions | Uses 7 functions
※1196※
mu_options()
Function: WPMU options.
Source: wp-admin/includes/ms-deprecated.php:46
Used by 0 functions | Uses 1 function
※1197※
mysql2date()
Function: Convert given MySQL date string into a different format.
Source: wp-includes/functions.php:30
Used by 31 functions | Uses 2 functions
※1198※
mysql_to_rfc3339()
Function: Parses and formats a MySQL datetime (Y-m-d H:i:s) for ISO8601 (Y-m-d\TH:i:s).
Source: wp-includes/functions.php:6493
Used by 3 functions | Uses 1 function
※1199※
network_admin_url()
Function: Retrieves the URL to the admin area for the network.
Source: wp-includes/link-template.php:3530
Used by 33 functions | Uses 5 functions
※1200※
network_domain_check()
Function: Check for an existing network.
Source: wp-admin/includes/network.php:19
Used by 1 function | Uses 3 functions
※1201※
network_edit_site_nav()
Function: Outputs the HTML for a network’s “Edit Site” tabular interface.
Source: wp-admin/includes/ms.php:1023
Used by 0 functions | Uses 11 functions
※1202※
network_home_url()
Function: Retrieves the home URL for the current network.
Source: wp-includes/link-template.php:3484
Used by 6 functions | Uses 8 functions
※1203※
network_settings_add_js()
Function: Print JavaScript in the header on the Network Settings screen.
Source: wp-admin/includes/ms.php:993
Used by 0 functions | Uses 0 functions
※1204※
network_site_url()
Function: Retrieves the site URL for the current network.
Source: wp-includes/link-template.php:3439
Used by 8 functions | Uses 6 functions
※1205※
network_step1()
Function: Prints step 1 for Network installation process.
Source: wp-admin/includes/network.php:109
Used by 0 functions | Uses 17 functions
※1206※
network_step2()
Function: Prints step 2 for Network installation process.
Source: wp-admin/includes/network.php:385
Used by 0 functions | Uses 21 functions
※1207※
newblog_notify_siteadmin()
Function: Notifies the network admin that a new site has been activated.
Source: wp-includes/ms-functions.php:1364
Used by 0 functions | Uses 13 functions
※1208※
newuser_notify_siteadmin()
Function: Notifies the network admin that a new user has been activated.
Source: wp-includes/ms-functions.php:1426
Used by 0 functions | Uses 10 functions
※1209※
new_user_email_admin_notice()
Function: Adds an admin notice alerting the user to check for confirmation request email after email address change.
Source: wp-includes/user.php:2888
Used by 0 functions | Uses 4 functions
※1210※
next_comments_link()
Function: Displays the link to the next comments page.
Source: wp-includes/link-template.php:2909
Used by 0 functions | Uses 1 function
※1211※
next_image_link()
Function: Displays next image link that has the same post parent.
Source: wp-includes/media.php:2937
Used by 0 functions | Uses 1 function
※1212※
next_post()
Function: Prints link to the next post.
Source: wp-includes/deprecated.php:171
Used by 0 functions | Uses 5 functions
※1213※
next_posts()
Function: Displays or retrieves the next posts page link.
Source: wp-includes/link-template.php:2330
Used by 1 function | Uses 2 functions
※1214※
next_posts_link()
Function: Displays the next posts page link.
Source: wp-includes/link-template.php:2391
Used by 0 functions | Uses 1 function
※1215※
next_post_link()
Function: Displays the next post link that is adjacent to the current post.
Source: wp-includes/link-template.php:2128
Used by 0 functions | Uses 1 function
※1216※
next_post_rel_link()
Function: Displays the relational link for the next post adjacent to the current post.
Source: wp-includes/link-template.php:1981
Used by 0 functions | Uses 1 function
※1217※
next_widget_id_number()
Function:
Source: wp-admin/includes/widgets.php:162
Used by 2 functions | Uses 0 functions
※1218※
nocache_headers()
Function: Set the headers to prevent caching for the different browsers.
Source: wp-includes/functions.php:1441
Used by 10 functions | Uses 1 function
※1219※
noindex()
Function: Displays a noindex meta tag if required by the blog configuration.
Source: wp-includes/general-template.php:3084
Used by 0 functions | Uses 2 functions
※1220※
normalize_whitespace()
Function: Normalize EOL characters and strip duplicate whitespace.
Source: wp-includes/formatting.php:5158
Used by 4 functions | Uses 0 functions
※1221※
number_format_i18n()
Function: Convert float number to format based on the locale.
Source: wp-includes/functions.php:388
Used by 48 functions | Uses 3 functions
※1222※
options_discussion_add_js()
Function: Output JavaScript to toggle display of additional settings if avatars are disabled.
Source: wp-admin/includes/options.php:15
Used by 0 functions | Uses 0 functions
※1223※
options_general_add_js()
Function: Display JavaScript on the page.
Source: wp-admin/includes/options.php:34
Used by 0 functions | Uses 2 functions
※1224※
options_permalink_add_js()
Function: Display JavaScript on the page.
Source: wp-admin/includes/deprecated.php:1503
Used by 0 functions | Uses 0 functions
※1225※
options_reading_add_js()
Function: Display JavaScript on the page.
Source: wp-admin/includes/options.php:108
Used by 0 functions | Uses 0 functions
※1226※
options_reading_blog_charset()
Function: Render the site charset setting.
Source: wp-admin/includes/options.php:130
Used by 0 functions | Uses 3 functions
※1227※
option_update_filter()
Function: Refreshes the value of the options whitelist available via the ‘whitelist_options’ hook.
Source: wp-admin/includes/plugin.php:2105
Used by 0 functions | Uses 1 function
※1228※
page_attributes_meta_box()
Function: Display page attributes form fields.
Source: wp-admin/includes/meta-boxes.php:915
Used by 0 functions | Uses 18 functions
※1229※
page_template_dropdown()
Function: Print out option HTML elements for the page templates drop-down.
Source: wp-admin/includes/template.php:867
Used by 2 functions | Uses 4 functions
※1230※
paginate_comments_links()
Function: Displays or retrieves pagination links for the comments on the current post.
Source: wp-includes/link-template.php:2970
Used by 1 function | Uses 10 functions
※1231※
paginate_links()
Function: Retrieve paginated link for archive post pages.
Source: wp-includes/general-template.php:4075
Used by 6 functions | Uses 16 functions
※1232※
parent_dropdown()
Function: Print out option HTML elements for the page parents drop-down.
Source: wp-admin/includes/template.php:891
Used by 1 function | Uses 6 functions
※1233※
parent_post_rel_link()
Function: Display relational link for parent item
Source: wp-includes/deprecated.php:2782
Used by 0 functions | Uses 2 functions
※1234※
parse_blocks()
Function: Parses blocks out of a content string.
Source: wp-includes/blocks.php:286
Used by 2 functions | Uses 2 functions
※1235※
parse_w3cdtf()
Function:
Source: wp-includes/rss.php:844
Used by 0 functions | Uses 0 functions
※1236※
path_is_absolute()
Function: Test if a given filesystem path is absolute.
Source: wp-includes/functions.php:1974
Used by 1 function | Uses 1 function
※1237※
path_join()
Function: Join two filesystem paths together.
Source: wp-includes/functions.php:2016
Used by 9 functions | Uses 1 function
※1238※
paused_plugins_notice()
Function: Renders an admin notice in case some plugins have been paused due to errors.
Source: wp-admin/includes/plugin.php:2384
Used by 0 functions | Uses 4 functions
※1239※
paused_themes_notice()
Function: Renders an admin notice in case some themes have been paused due to errors.
Source: wp-admin/includes/theme.php:916
Used by 0 functions | Uses 4 functions
※1240※
permalink_anchor()
Function: Displays the permalink anchor for the current post.
Source: wp-includes/link-template.php:78
Used by 0 functions | Uses 2 functions
※1241※
permalink_link()
Function: Print the permalink of the current post in the loop.
Source: wp-includes/deprecated.php:842
Used by 0 functions | Uses 2 functions
※1242※
permalink_single_rss()
Function: Print the permalink to the RSS feed.
Source: wp-includes/deprecated.php:856
Used by 0 functions | Uses 2 functions
※1243※
pingback()
Function: Pings back the links found in a post.
Source: wp-includes/comment.php:2797
Used by 1 function | Uses 14 functions
※1244※
pingback_ping_source_uri()
Function: Default filter attached to pingback_ping_source_uri to validate the pingback’s Source URI
Source: wp-includes/comment.php:2979
Used by 0 functions | Uses 1 function
※1245※
pings_open()
Function: Determines whether the current post is open for pings.
Source: wp-includes/comment-template.php:1244
Used by 6 functions | Uses 3 functions
※1246※
plugins_api()
Function: Retrieves plugin installer pages from the WordPress.org Plugins API.
Source: wp-admin/includes/plugin-install.php:102
Used by 4 functions | Uses 14 functions
※1247※
plugins_url()
Function: Retrieves a URL within the plugins or mu-plugins directory.
Source: wp-includes/link-template.php:3384
Used by 3 functions | Uses 5 functions
※1248※
plugin_basename()
Function: Gets the basename of a plugin.
Source: wp-includes/plugin.php:679
Used by 17 functions | Uses 1 function
※1249※
plugin_dir_path()
Function: Get the filesystem directory path (with trailing slash) for the plugin FILE passed in.
Source: wp-includes/plugin.php:749
Used by 0 functions | Uses 1 function
※1250※
plugin_dir_url()
Function: Get the URL directory path (with trailing slash) for the plugin FILE passed in.
Source: wp-includes/plugin.php:761
Used by 0 functions | Uses 2 functions
References:
[1]. Functions | WordPress Developer Resources https://developer.wordpress.org/reference/functions/
EOF