在Magento中添加过滤器

Question

如何将此过滤器添加到此代码？ ================================================= ================

$category_model = Mage::getModel('catalog/category')->load(55); 
$collection = Mage::getResourceModel('catalog/product_collection'); 
$collection->addCategoryFilter($category_model); 

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我想只显示有库存产品，如何与下面的代码来做到这一点的Magento

Answer 1

是它的工作原理为你In Stock Product Collection？从答案

代码：

$category_model = Mage::getModel('catalog/category')->load(55); 
$productCollection = Mage::getResourceModel('catalog/product_collection'); 
$productCollection->addCategoryFilter($category_model); 
Mage::getSingleton('cataloginventory/stock') 
    ->addInStockFilterToCollection($productCollection); 
echo "<pre>";print_r($productCollection->getData());