comments_link_feed() WordPress Function

function comments_link_feed() {
	/**
	 * Filters the comments permalink for the current post.
	 *
	 * @since 3.6.0
	 *
	 * @param string $comment_permalink The current comment permalink with
	 *                                  '#comments' appended.
	 */
	echo esc_url( apply_filters( 'comments_link_feed', get_comments_link() ) );
}
Uses	Description
wp-includes/formatting.php:esc_url()	Checks and cleans a URL.
wp-includes/plugin.php:apply_filters()	Calls the callback functions that have been added to a filter hook.
wp-includes/feed.php:comments_link_feed	Filters the comments permalink for the current post.
wp-includes/comment-template.php:get_comments_link()	Retrieves the link to the current post comments.