WordPress开发必备:WordPress5.3.*函数大全[5/6]

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


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