public function actionIndex() { return $this->render('home'); }
public function actionIndex() { $products = Product::findAll(); return $this->render('products', ['products' => $products]); }In Example 2, the package library used is likely an ORM (Object-Relational Mapping) library such as Yii or Doctrine, which abstracts database interactions and allows developers to work with data in an object-oriented way.