WordPress at a glance
filter is not described

search_feed_link filter-hook . WP 2.5.0

Filters the search feed link.

Usage

add_filter( 'search_feed_link', 'filter_function_name_9137', 10, 3 );
function filter_function_name_9137( $link, $feed, $type ){
	// filter...

	return $link;
}
$link(string)
Search feed link.
$feed(string)
Feed type.
$type(string)
The search type. One of 'posts' or 'comments'.

Where the hook is called

get_search_feed_link()
get_search_comments_feed_link()
wp-includes/link-template.php 1090
return apply_filters( 'search_feed_link', $link, $feed, 'posts' );
wp-includes/link-template.php 1120
return apply_filters( 'search_feed_link', $link, $feed, 'comments' );

Where the hook is used (in WP core)

Does not used.