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 |
|---|---|
| 449 | * object type (comment, post, term, or user). |
| 450 | * |
| 451 | * @since 2.9.0 |
| 452 | * |
| 453 | * @param string[] $meta_ids An array of metadata entry IDs to delete. |
| 454 | * @param int $object_id ID of the object metadata is for. |
| 455 | * @param string $meta_key Metadata key. |
| 456 | * @param mixed $_meta_value Metadata value. Serialized if non-scalar. |
| 457 | */ |
| 458 | do_action( "deleted_{$meta_type}_meta", $meta_ids, $object_id, $meta_key, $_meta_value ); |
| 459 | |
| 460 | // Old-style action. |
| 461 | if ( 'post' == $meta_type ) { |
| 462 | /** |
| 463 | * Fires immediately after deleting metadata for a post. |
| 464 | * |
| 465 | * @since 2.9.0 |
| 466 | * |
| 467 | * @param string[] $meta_ids An array of metadata entry IDs to delete. |
| Line | Code |
| 844 | } |
| 845 | |
| 846 | // Run the query, will return true if deleted, false otherwise. |
| 847 | $result = (bool) $wpdb->delete( $table, array( $id_column => $meta_id ) ); |
| 848 | |
| 849 | // Clear the caches. |
| 850 | wp_cache_delete( $object_id, $meta_type . '_meta' ); |
| 851 | |
| 852 | /** This action is documented in wp-includes/meta.php */ |
| 853 | do_action( "deleted_{$meta_type}_meta", (array) $meta_id, $object_id, $meta->meta_key, $meta->meta_value ); |
| 854 | |
| 855 | // Old-style action. |
| 856 | if ( 'post' == $meta_type || 'comment' == $meta_type ) { |
| 857 | /** |
| 858 | * Fires immediately after deleting post or comment metadata of a specific type. |
| 859 | * |
| 860 | * The dynamic portion of the hook, `$meta_type`, refers to the meta |
| 861 | * object type (post or comment). |
| 862 | * |