WordPress at a glance
filter is not described

(tag) filter-hook . WP 1.0

Usage

add_filter( '(tag)', 'filter_function_name_5672' );
function filter_function_name_5672( $args ){
	// filter...

	return $args;
}
$args
-

Where the hook is called

apply_filters_deprecated()
(tag)
do_action_deprecated()
(tag)
wc_do_deprecated_action()
(tag)
wp-includes/plugin.php 620
return apply_filters_ref_array( $tag, $args );
wp-includes/plugin.php 647
do_action_ref_array( $tag, $args );
woocommerce/includes/wc-deprecated-functions.php 33
do_action_ref_array( $tag, $args );

Where the hook is used (in WP core)

Does not used.