knpmenu.php

<?php

use Knp\Menu\MenuFactory;
use Knp\Menu\Renderer\ListRenderer;

$factory = new MenuFactory();
$menu = $factory->createItem('My menu');
$menu->addChild('Home', array('uri' => '/'));
$menu->addChild('Comments', array('uri' => '#comments'));
$menu->addChild('Symfony2', array('uri' => 'http://symfony-reloaded.org/'));
$menu->addChild('Coming soon');

$renderer = new ListRenderer(new \Knp\Menu\Matcher\Matcher());
echo $renderer->render($menu);