模板赋值assign解决方法

$connect = mysql_connect('127.0.0.1', 'root', '123456');
mysql_select_db('456789', $connect);
mysql_query('set names gbk');
$sql = "select code from shop";
$query = mysql_query($sql);
$carts = array(
    'orders_id' => $cart->OrdersId,
    'cart_count' => $cart->cartCount(),
    'price_count' => $cart->priceCount()
);
$dtp = new DedeTemplate();
$dtp->Assign('carts',$carts);
$dtp->LoadTemplate(_PLUS_TPL_.'/car.htm');
$dtp->Display();
exit;