WordPress at a glance
function is not described

clean_comment_cache() WP 2.3.0

Removes a comment from the object cache.

Hooks from the function

Null. Nothing.


clean_comment_cache( $ids );
$ids(int/array) (required)
Comment ID or an array of comment IDs to remove from cache.


Since 2.3.0 Introduced.

Code of clean comment cache: wp-includes/comment.php WP 5.2.2

function clean_comment_cache( $ids ) {
	foreach ( (array) $ids as $id ) {
		wp_cache_delete( $id, 'comment' );

		 * Fires immediately after a comment has been removed from the object cache.
		 * @since 4.5.0
		 * @param int $id Comment ID.
		do_action( 'clean_comment_cache', $id );

	wp_cache_set( 'last_changed', microtime(), 'comment' );