update_postmeta
Action Hook: Fires immediately before updating a post’s metadata.
Source: wp-includes/meta.php:263
metadata_exists()
Function: Determine if a meta key is set for a given object
Source: wp-includes/meta.php:556
updated_{$meta_type}_meta
Action Hook: Fires immediately after updating metadata of a specific type.
Source: wp-includes/meta.php:288
get_metadata_by_mid()
Function: Get meta data by meta ID
Source: wp-includes/meta.php:597
updated_postmeta
Action Hook: Fires immediately after updating a post’s metadata.
Source: wp-includes/meta.php:301
update_metadata_by_mid()
Function: Update meta data by meta ID
Source: wp-includes/meta.php:659
delete_metadata()
Function: Delete metadata for the specified object.
Source: wp-includes/meta.php:328
delete_metadata_by_mid()
Function: Delete meta data by meta ID
Source: wp-includes/meta.php:772
delete_{$meta_type}_metadata
Filter Hook: Filters whether to delete metadata of a specific type.
Source: wp-includes/meta.php:368
delete_{$meta_type}meta
Action Hook: Fires immediately before deleting post or comment metadata of a specific type.
Source: wp-includes/meta.php:830
delete_{$meta_type}_meta
Action Hook: Fires immediately before deleting metadata of a specific type.
Source: wp-includes/meta.php:412
deleted_{$meta_type}meta
Action Hook: Fires immediately after deleting post or comment metadata of a specific type.
Source: wp-includes/meta.php:854
added_{$meta_type}_meta
Action Hook: Fires immediately after meta of a specific type is added.
Source: wp-includes/meta.php:134
update_metadata()
Function: Update metadata for the specified object. If no value already exists for the specified object ID and metadata key, the metadata will be added.
Source: wp-includes/meta.php:156
add_metadata()
Function: Add metadata for the specified object.
Source: wp-includes/meta.php:30
add_{$meta_type}_metadata
Filter Hook: Filters whether to add metadata of a specific type.
Source: wp-includes/meta.php:72
add_{$meta_type}_meta
Action Hook: Fires immediately before meta of a specific type is added.
Source: wp-includes/meta.php:102