What is model Yii2?

What is model Yii2?

Models are part of the MVC architecture. They are objects representing business data, rules and logic. You can create model classes by extending yii\base\Model or its child classes.

What is scenario in Yii2?

A model uses the yii\base\Model::$scenario property for the ‘Scenario’ concept. By default, a model supports only a single scenario named default. Yii2. 0 framework model is designed in very comfortable way for dynamic logic based on scenario.

How do I open a GII file?

To open the gii generation tool, type http://localhost:8080/index.php?r=gii: in the address bar of the web browser.

How to validate the inputs of a yii2 model?

We can validate the inputs by calling the [ [yiibaseModel::validate ()]] method of yii2.0. Yii2.0 is giving the support for this data validation and also it is very easy way to test the input data. To check validate () of input data, we should declare validation rules for the attributes you plan to validate.

How to use Yii\\base\\dynamicmodel() method in a dynamic model?

Its usage is like the following: The yii\\base\\DynamicModel::validateData () method creates an instance of DynamicModel, defines the attributes using the given data ( name and email in this example), and then calls yii\\base\\Model::validate () with the given rules.

How do I validate a model with user inputs?

To validate a model with user inputs, you should call yii\\base\\Model::validate () method. It returns a Boolean value if the validation succeeds. If there are errors, you may get them from the yii\\base\\Model::$errors property. To make the validate () function work, you should override the yii\\base\\Model::rules () method.

How do I check validate() of input data in Python?

To check validate () of input data, we should declare validation rules for the attributes you plan to validate. The rules should be an array and returned to base class of [ [yii\\base\\Model::validate ()]].

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