How to Load Order by ID in Magento 2

magento

$orderId = 1; $objectManager = \Magento\Framework\App\ObjectManager::getInstance();        $order = $objectManager->create(‘Magento\Sales\Model\Order’)->load($orderId);                $totall = $order->getGrandTotal();         $shippingAddress = $order->getShippingAddress();         $shippingAddress->getTelephone();          $shippingAddress->getPostcode();          $items = $order->getAllItems();          foreach($items as $i)        {                            $objectManager->create(‘Magento\Catalog\Model\Product’) ->load($i->getProductId())->getSku();                             echo “product sku:”.$_product.”<br/>”;        }






How to load Product by Sku or ID in Magento 2

magento

Load Catalog Product by SKU or ID                 $objectManager =  \Magento\Framework\App\ObjectManager::getInstance();                           $appState = $objectManager->get(‘\Magento\Framework\App\State’);                 $appState->setAreaCode(‘frontend’);                   $productRepository = $objectManager->get(‘\Magento\Catalog\Model\ProductRepository’);                   $id = 1; // YOUR PRODUCT ID;                 $sku = ’24-MB01′; // YOUR PRODUCT SKU  

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What are the basic extend and implement classes for Magento2?

magento

Model: extends \Magento\Framework\Model\AbstractModel ResourceModel: extends \Magento\Framework\Model\ResourceModel\Db\AbstractDb Collection: extends \Magento\Framework\Model\ResourceModel\Db\Collection\AbstractCollection Block : extends \Magento\Framework\View\Element\AbstractBlock Helper : extends \Magento\Framework\App\Helper\AbstractHelper InstallData: implements InstallDataInterface InstallSchema: implements InstallSchemaInterface UpgradeData: implements UpgradeDataInterface UpgradeSchema: implements UpgradeSchemaInterface