update_{$meta_type}_metadata

apply_filters('update_{$meta_type}_metadata') is found 1 times:

• /wp-includes/meta.php line 235

  	 * @param mixed     $prev_value Optional. Previous value to check before updating.
  	 *                              If specified, only update existing metadata entries with
  	 *                              this value. Otherwise, update all entries.
  	 */
  	$check = apply_filters( "update_{$meta_type}_metadata", null, $object_id, $meta_key, $meta_value, $prev_value );
  	if ( null !== $check ) {
  		return (bool) $check;
  	}
  
  	// Compare existing value to new value if no prev value given and the key exists only once.
  	if ( empty( $prev_value ) ) {
  

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