woocommerce_cached_widget_id │ filter-hook │ WC 1.0

Usage

add_filter( 'woocommerce_cached_widget_id', 'wp_kama_woocommerce_cached_widget_id_filter' );

/**
 * Function for `woocommerce_cached_widget_id` filter-hook.
 * 
 * @param  $widget_id_for_cache 
 *
 * @return 
 */
function wp_kama_woocommerce_cached_widget_id_filter( $widget_id_for_cache ){

	// filter...
	return $widget_id_for_cache;
}

$widget_id_for_cache

-

Where the hook is called

return apply_filters( 'woocommerce_cached_widget_id', $widget_id_for_cache );

Where the hook is used in WooCommerce