WP hooks navigation: Home/browse • Actions index • Filters index
To save our bandwidth, we show only a snippet of code around each occurence of the hook. View complete file in SVN (without highlighting).
The best way to understand what a hook does is to look at where it occurs in the source code.
do_action( "hook_name" )
apply_filters( "hook_name", "what_to_filter" )
.Remember, this hook may occur in more than one file. Moreover, the hook's context may change from version to version.
This hook occurs 2 times in this file.
Line | Code |
---|---|
446 | * object type (comment, post, term, or user). |
447 | * |
448 | * @since 2.9.0 |
449 | * |
450 | * @param array $meta_ids An array of deleted metadata entry IDs. |
451 | * @param int $object_id Object ID. |
452 | * @param string $meta_key Meta key. |
453 | * @param mixed $meta_value Meta value. |
454 | */ |
455 | do_action( "deleted_{$meta_type}_meta", $meta_ids, $object_id, $meta_key, $_meta_value ); |
456 |
|
457 | // Old-style action. |
458 | if ( 'post' == $meta_type ) { |
459 | /** |
460 | * Fires immediately after deleting metadata for a post. |
461 | * |
462 | * @since 2.9.0 |
463 | * |
464 | * @param array $meta_ids An array of deleted post metadata entry IDs. |
Line | Code |
831 | } |
832 |
|
833 | // Run the query, will return true if deleted, false otherwise |
834 | $result = (bool) $wpdb->delete( $table, array( $id_column => $meta_id ) ); |
835 |
|
836 | // Clear the caches. |
837 | wp_cache_delete( $object_id, $meta_type . '_meta' ); |
838 |
|
839 | /** This action is documented in wp-includes/meta.php */ |
840 | do_action( "deleted_{$meta_type}_meta", (array) $meta_id, $object_id, $meta->meta_key, $meta->meta_value ); |
841 |
|
842 | // Old-style action. |
843 | if ( 'post' == $meta_type || 'comment' == $meta_type ) { |
844 | /** |
845 | * Fires immediately after deleting post or comment metadata of a specific type. |
846 | * |
847 | * The dynamic portion of the hook, `$meta_type`, refers to the meta |
848 | * object type (post or comment). |
849 | * |