Illuminating your learning path
We can redirect the user to the same view (referrer view) or a different controller action by using the redirect method. If you want to maintain the flash messages set from the controller, you must use the return keyword. Otherwise, flash messages won’t work.
This tutorial explains how to remove bootstrap3 from the yii2 application and install bootstrap4.
Upload an image and save its path to the database by overriding the model’s parent save method.
Learn how to implement custom form inputs.
We can get the controller object by the expression $this->context. And as a result, it is possible to access any properties or methods of the controller in the view, such as the controller ID shown in the following:
The simplest way of converting a model into an array is to use the yii\base\Model::$attributes property. For example, By default, the yii\base\Model::$attributes property will return the values of all attributes declared in yii\base\Model::attributes(). A more flexible and powerful way of converting a model into an array is to use the yii\base\Model::toArray() method. Its default behavior is the same as that of yii\base\Model::$attributes. However, it allows …
Increase the swap size in Linux systems and activate it on the system boot.
We can use Html::errorSummary() to handle and display the form validation errors.
We can set a custom php view file to render as view for a column in gridview.
We can configure the ListView widget to render our own custom View from a php file. Documentation Link.