session_start(); date_default_timezone_set(\'GMT\'); require \'Slim/Slim.php\'; use Slim\\Slim; \\Slim\\Slim::registerAutoloader(); $app = new \\Slim\\Slim(); requ
The Slim class' full name (including namespace) is \Slim\Slim so you'll need to use that, eg
Slim
\Slim\Slim
$app = \Slim\Slim::getInstance();
Alternatively, you can import the Slim symbol using the use statement at the top of your item.php script.
use
item.php
use Slim\Slim;