_wp_register_meta_args_allowed_list()
Function: Filters out `register_meta() ` args based on an allowed list.
Source: wp-includes/meta.php:1726
filter_default_metadata()
Function: Filters into default_{$object_type}_metadata and adds in default value.
Source: wp-includes/meta.php:1530
get_metadata_default()
Function: Retrieves default metadata value for the specified meta key and object.
Source: wp-includes/meta.php:684
default_{$meta_type}_metadata
Filter Hook: Filters the default metadata value for a specified meta key and object.
Source: wp-includes/meta.php:714
get_metadata_raw()
Function: Retrieves raw metadata value for the specified object.
Source: wp-includes/meta.php:597
update_{$meta_type}_metadata_by_mid
Filter Hook: Short-circuits updating metadata of a specific type by meta ID.
Source: wp-includes/meta.php:899
delete_{$meta_type}_metadata_by_mid
Filter Hook: Short-circuits deleting metadata of a specific type by meta ID.
Source: wp-includes/meta.php:1020
update_{$meta_type}_metadata_cache
Filter Hook: Short-circuits updating the metadata cache of a specific type.
Source: wp-includes/meta.php:1146
get_{$meta_type}_metadata_by_mid
Filter Hook: Short-circuits the return value when fetching a meta field by meta ID.
Source: wp-includes/meta.php:823
get_object_subtype()
Function: Returns the object subtype for a given object ID of a specific type.
Source: wp-includes/meta.php:1740
get_object_subtype_{$object_type}
Filter Hook: Filters the object subtype identifier for a non-standard object type.
Source: wp-includes/meta.php:1799
sanitize_{$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:1328
register_meta_args
Filter Hook: Filters the registration arguments when registering meta.
Source: wp-includes/meta.php:1444
registered_meta_key_exists()
Function: Checks if a meta key is registered.
Source: wp-includes/meta.php:1587
unregister_meta_key()
Function: Unregisters a meta key from the list of registered keys.
Source: wp-includes/meta.php:1605
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:1654
get_registered_metadata()
Function: Retrieves registered metadata for a specified object.
Source: wp-includes/meta.php:1680
sanitize_{$object_type}_meta_{$meta_key}
Filter Hook: Filters the sanitization of a specific meta key of a specific meta type.
Source: wp-includes/meta.php:1345
wp_metadata_lazyloader()
Function: Retrieves the queue for lazy-loading metadata.
Source: wp-includes/meta.php:1212
get_meta_sql()
Function: Given a meta query, generates SQL clauses to be appended to a main query.
Source: wp-includes/meta.php:1242
_get_meta_table()
Function: Retrieves the name of the metadata table for the specified object type.
Source: wp-includes/meta.php:1258
is_protected_meta()
Function: Determines whether a meta key is considered protected.
Source: wp-includes/meta.php:1280
is_protected_meta
Filter Hook: Filters whether a meta key is considered protected.
Source: wp-includes/meta.php:1294
sanitize_meta()
Function: Sanitizes meta value.
Source: wp-includes/meta.php:1310
sanitize_{$meta_type}_meta_{$meta_key}
Filter Hook: Filter the sanitization of a specific meta key of a specific meta type.
Source: wp-includes/meta.php:961
register_meta()
Function: Registers a meta key.
Source: wp-includes/meta.php:1396
delete_metadata_by_mid()
Function: Deletes metadata by meta ID.
Source: wp-includes/meta.php:979
delete_{$meta_type}_metadata
Filter Hook: Short-circuits deleting metadata of a specific type.
Source: wp-includes/meta.php:425
delete_{$meta_type}meta
Action Hook: Fires immediately before deleting post or comment metadata of a specific type.
Source: wp-includes/meta.php:1052
delete_{$meta_type}_meta
Action Hook: Fires immediately before deleting metadata of a specific type.
Source: wp-includes/meta.php:476