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New in WordPress 5.0

Function Short description Path
add_site_metaAdds metadata to a site.wp-includes/ms-blogs.php
dashboard_php_nag_classAdds an additional class to the PHP nag if the current version is insecure.wp-admin/includes/dashboard.php
delete_site_metaRemoves metadata matching criteria from a site.wp-includes/ms-blogs.php
delete_site_meta_by_keyDeletes everything from site meta matching meta key.wp-includes/ms-blogs.php
get_site_metaRetrieves metadata for a site.wp-includes/ms-blogs.php
is_site_meta_supportedDetermines whether site meta is enabled.wp-includes/functions.php
is_taxonomy_viewableDetermines whether a taxonomy is considered "viewable".wp-includes/taxonomy.php
newblog_notify_siteadminNotifies the network admin that a new site has been activated.wp-includes/ms-functions.php
populate_network_metaCreates WordPress network meta and sets the default values.wp-admin/includes/schema.php
populate_site_metaCreates WordPress site meta and sets the default values.wp-admin/includes/schema.php
taxonomy_meta_box_sanitize_cb_checkboxesSanitizes POST values from a checkbox taxonomy metabox.wp-admin/includes/post.php
taxonomy_meta_box_sanitize_cb_inputSanitizes POST values from an input taxonomy metabox.wp-admin/includes/post.php
update_blog_statusUpdate a blog details field.wp-includes/ms-blogs.php
update_sitemeta_cacheUpdates metadata cache for list of site IDs.wp-includes/ms-blogs.php
update_site_metaUpdates metadata for a site.wp-includes/ms-blogs.php
wpmu_log_new_registrationsLogs the user email, IP, and registration date of a new site.wp-includes/ms-functions.php
wp_cache_set_comments_last_changedSets the last changed time for the 'comment' cache group.wp-includes/comment.php
wp_cache_set_posts_last_changedSets the last changed time for the 'posts' cache group.wp-includes/post.php
wp_cache_set_terms_last_changedSets the last changed time for the 'terms' cache group.wp-includes/taxonomy.php
wp_check_php_versionChecks if the user needs to upgrade PHP.wp-admin/includes/dashboard.php
wp_check_term_meta_support_prefilterAborts calls to term meta if it is not supported.wp-includes/taxonomy.php
wp_dashboard_php_nagDisplays the PHP upgrade nag.wp-admin/includes/dashboard.php
wp_delete_siteDeletes a site from the database.wp-includes/ms-blogs.php
wp_get_scheduled_eventRetrieve a scheduled event.wp-includes/cron.php
wp_initialize_siteRuns the initialization routine for a given site.wp-includes/ms-blogs.php
wp_insert_siteInserts a new site into the database.wp-includes/ms-blogs.php
wp_is_json_requestChecks whether current request is a JSON request, or is expecting a JSON response.wp-includes/load.php
wp_is_site_initializedChecks whether a site is initialized.wp-includes/ms-blogs.php
wp_maybe_clean_new_site_cache_on_updateCleans the necessary caches after specific site data has been updated.wp-includes/ms-blogs.php
wp_maybe_transition_site_statuses_on_updateTriggers actions on site status updates.wp-includes/ms-blogs.php
wp_maybe_update_network_site_counts_on_updateUpdates the count of sites for a network based on a changed site.wp-includes/ms-blogs.php
wp_normalize_site_dataNormalizes data for a site prior to inserting or updating in the database.wp-includes/ms-blogs.php
wp_prepare_site_dataPrepares site data for insertion or update in the database.wp-includes/ms-blogs.php
wp_uninitialize_siteRuns the uninitialization routine for a given site.wp-includes/ms-blogs.php
wp_update_blog_public_option_on_site_updateUpdates the `blog_public` option for a given site ID.wp-includes/ms-blogs.php
wp_update_siteUpdates a site in the database.wp-includes/ms-blogs.php
wp_validate_site_dataValidates data for a site prior to inserting or updating in the database.wp-includes/ms-blogs.php