WordPress at a glance
filter is not described

the_category_rss filter-hook . WP 1.2.0

Filters all of the post categories for display in a feed.


add_filter( 'the_category_rss', 'filter_function_name_2223', 10, 2 );
function filter_function_name_2223( $the_list, $type ){
	// filter...

	return $the_list;
All of the RSS post categories.
Type of feed. Possible values include 'rss2', 'atom'.
Default: 'rss2'

Where the hook is called

wp-includes/feed.php 423
return apply_filters( 'the_category_rss', $the_list, $type );

Where the hook is used (in WP core)

Использование не найдено.