get_object_subtype_{$object_type}
Filter Hook: Filters the object subtype identifier for a non-standard object type.
Source: wp-includes/meta.php:1802
register_meta()
Function: Registers a meta key.
Source: wp-includes/meta.php:1399
registered_meta_key_exists()
Function: Checks if a meta key is registered.
Source: wp-includes/meta.php:1590
unregister_meta_key()
Function: Unregisters a meta key from the list of registered keys.
Source: wp-includes/meta.php:1608
get_registered_meta_keys()
Function: Retrieves a list of registered metadata args for an object type, keyed by their meta keys.
Source: wp-includes/meta.php:1657
sanitize_meta()
Function: Sanitizes meta value.
Source: wp-includes/meta.php:1313
sanitize_{$object_type}_meta_{$meta_key}_for_{$object_subtype}
Filter Hook: Filters the sanitization of a specific meta key of a specific meta type and subtype.
Source: wp-includes/meta.php:1331
user_request_confirmed_email_subject
Filter Hook: Filters the subject of the user request confirmation email.
Source: wp-includes/user.php:4111
user_erasure_complete_email_subject
Filter Hook (deprecated): Filters the subject of the email sent when an erasure request is completed.
Source: wp-includes/user.php:4315
WP_Term_Query::populate_terms()
Method: Creates an array of term objects from an array of term IDs.
Source: wp-includes/class-wp-term-query.php:1108