_clear_modified_cache_on_transition_comment_status() │ WP 4.7.0

Clears the lastcommentmodified cached value when a comment status is changed.

Deletes the lastcommentmodified cache key when a comment enters or leaves 'approved' status.

Internal function — this function is designed to be used by the kernel itself. It is not recommended to use this function in your code.

No Hooks.

Returns

null. Nothing (null).

Usage

_clear_modified_cache_on_transition_comment_status( $new_status, $old_status );
$new_status(string) (required)
The new comment status.
$old_status(string) (required)
The old comment status.

Changelog

Since 4.7.0 Introduced.

_clear_modified_cache_on_transition_comment_status() code WP 6.9.1

wp-includes/comment.php 
function _clear_modified_cache_on_transition_comment_status( $new_status, $old_status ) {
	if ( 'approved' === $new_status || 'approved' === $old_status ) {
		$data = array();
		foreach ( array( 'server', 'gmt', 'blog' ) as $timezone ) {
			$data[] = "lastcommentmodified:$timezone";
		}
		wp_cache_delete_multiple( $data, 'timeinfo' );
	}
}