WordPress at a glance
function is not described

the_feed_link() WP 3.0.0

Displays the permalink for the feed type.

Hooks in function
Return

Nothing (null).

Usage

the_feed_link( $anchor, $feed );
$anchor(string) (required)
The link's anchor text.
$feed(string)
Feed type.
Default: ''

Code of the feed link: wp-includes/link-template.php VER 5.1.1

<?php
function the_feed_link( $anchor, $feed = '' ) {
	$link = '<a href="' . esc_url( get_feed_link( $feed ) ) . '">' . $anchor . '</a>';

	/**
	 * Filters the feed link anchor tag.
	 *
	 * @since 3.0.0
	 *
	 * @param string $link The complete anchor tag for a feed link.
	 * @param string $feed The feed type, or an empty string for the
	 *                     default feed type.
	 */
	echo apply_filters( 'the_feed_link', $link, $feed );
}