Yii

Instead of writing CSS or JS code, developers often use extended syntax, like LESS, SCSS, Stylus for CSS and TypeScript, CoffeeScript for JS. Then they use special tools to convert these files into real CSS and…

An asset is a file (css, js, video, audio or image, etc.) that may be referenced in a web page. Yii manages assets in asset bundles. The purpose of an asset…

Layouts represent the common parts of multiple views i.e. for example, page header and footer. By default, layouts should be stored in the views/layouts folder. Let us have a look at the…

Views are responsible for presenting the data to end users. In web applications, Views are just PHP script files containing HTML and PHP code. Creating Views Step 1 − Let us have a…

A module is an entity that has its own models, views, controllers, and possibly other modules. It is practically an application inside the application. Step 1 − Create a folder called modules inside…

A widget is a reusable client-side code, which contains HTML, CSS, and JS. This code includes minimal logic and is wrapped in a yii\base\Widget object. We can easily insert and apply this…

Models are objects representing business logic and rules. To create a model, you should extend the yii\base\Model class or its subclasses. Attributes Attributes represent the business data. They can be accessed like…

To create an action in a controller class, you should define a public method whose name starts with the word action. The return data of an action represents the response…

Controllers in web applications should extend from yii\web\Controller or its child classes. In console applications, they should extend from yii\console\Controller or its child classes. Let us create an example controller in the controllers folder.…

Controllers are responsible for processing requests and generating responses. After user's request, the controller will analyze request data, pass them to model, then insert the model result into a view,…