获取您的购物车对象(在会话中):

To get your cart object (in session) :

$quote = Mage::getSingleton('checkout/session')->getQuote();

然后，获取购物车中的商品列表:

Then, to get the list of items in the cart :

$cartItems = $quote->getAllVisibleItems();

然后，获取每个项目的计数:

Then, to get the count for each item :

foreach ($cartItems as $item) {
    echo $item->getQty();
}