Removes a comment from the object cache.

Signature

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

Return

(void)

Source

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' );
}
WP Trac GitHub

Link here