WordPress at a glance
функция не описана

comment_guid() WP 2.5.0

Display the feed GUID for the current comment.

Хуков нет.

Возвращает

Null. Ничего.

Использование

comment_guid( $comment_id );
$comment_id(int/WP_Comment)
Optional comment object or ID.
Default: global comment object

Changelog

Since 2.5.0 Introduced.

Код comment_guid() WP 5.5.1

<?php
function comment_guid( $comment_id = null ) {
	echo esc_url( get_comment_guid( $comment_id ) );
}