WordPress at a glance
function is not described

WP_Query::rewind_comments() WP 2.2.0

Rewind the comments, resets the comment index and comment to first.

This is a method of the class: WP_Query

No Hooks.

Return

Null. Nothing.

Usage

$WP_Query = new WP_Query();
$var = $WP_Query->rewind_comments();

Changelog

Since 2.2.0 Introduced.

Code of WP Query::rewind comments: wp-includes/class-wp-query.php WP 5.2.3

<?php
public function rewind_comments() {
	$this->current_comment = -1;
	if ( $this->comment_count > 0 ) {
		$this->comment = $this->comments[0];
	}
}