View difference between Paste ID: KfQ5tenx and FviZTxPw

 <?php
 
 use Nette\Application\Routers\RouteList,
 	Nette\Application\Routers\Route,
 	Nette\Application\Routers\SimpleRouter;
 use Nette\Utils\Strings;
 
 
 /**
  * Router factory.
  */
 class RouterFactory
 {
 
 	/**
 	 * @return Nette\Application\IRouter
 	 */
 	public function createRouter(\Nette\Database\SelectionFactory $db)
 	{
 		$router = new RouteList();
 		$router[] = new Route('index.php', 'Homepage:default', Route::ONE_WAY);
 		//$router[] = new Route('[<locale=sk sk|en>/]<presenter>/<action>[/<id>]', 'Homepage:default');
 
 		$router[] = new Route('[<locale [a-z]{2}>/]virtualne-pohladnice', 'Virtualnepohladnice:default');
 		$router[] = new Route('[<locale [a-z]{2}>/]virtualne-pohladnice/<id>', array(
-			'NULL' => array (
+			NULL => array (
 				Route::FILTER_IN => function ($params) use ($db) {
 					if (!is_numeric($params['id'])) {
 						@list($id, $name) = explode(';', $id);
 						$params['id'] = intval($id);
 					}
 
 					return $params;
 				},
 				Route::FILTER_OUT => function($params) use ($db) {
 					if (is_numeric($params['id'])){
 						/** @var $pages \Nette\Database\Table\Selection */
 						$pages = $db->table('cardCategories')->get($id);
 						if ($pages === false) {
 							$params['id'] = 1;
 						} else {
 							$params['id'] = $id . ';'. Strings::webalize($pages->name_sk);
 						}
 					}
 
 					return $params;
 				}
 			),
 			'presenter' => 'Virtualnepohladnice',
 			'action' => 'show'
 		));
 
 		$router[] = new Route('[<locale [a-z]{2}>/]<presenter>/<action>[/<id>]', 'Homepage:default');
 
 		return $router;
 
 	}
 
 }