WordPress at a glance
function is not described

wp_cache_clear_cache_on_menu() WPSCache 1.0

Used by wp_update_nav_menu action to clear current blog's cache files when navigation menu is modified

No Hooks.

Return

Null. Nothing.

Usage

wp_cache_clear_cache_on_menu();

Code of wp_cache_clear_cache_on_menu() WPSCache 1.7.1

<?php
function wp_cache_clear_cache_on_menu() {
	global $wpdb;
	wp_cache_clear_cache( $wpdb->blogid );
}