July 2015
Beginner to intermediate
260 pages
5h
English
Content preview from Magento PHP Developer's GuideBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Working with Magento collections
If you look back at the previous code example, you will notice that I'm not only instantiating a product model, but I'm also calling the getCollection() method. The getCollection() method is part of the Mage_Core_Model_Abstract class, meaning, every single model inside Magento can call this method.
Tip
All collections inherit from Varien_Data_Collection.
A Magento collection is basically a model that contains other models. So instead of using an array to hold a collection of products, we will use a product collection. Collections not only provide a convenient data structure to group models, they also provide special methods that we can use to manipulate and work with a collection of entities.
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