CODE EXAMPLE FOR PHP

Zend Framework 2 in a ZF1 project

define('ZF2_PATH', '/path/to/zf2/library');
require_once ZF2_PATH . '/Zend/Loader/StandardAutoloader.php';
$loader = new ZendLoaderStandardAutoloader(array(
    'autoregister_zf' => true,
));
$loader->register();