Yii::app()->request->get() in Yii1 - PHP

Description:

Yii1 is a high-performance PHP framework that allows developers to build web applications quickly and easily. One of the most popular features of Yii1 is its powerful request handling system, which allows developers to easily access and manipulate HTTP request data.

The Yii::app()->request->get() method is one of the many request-related methods provided by Yii1. This method allows developers to retrieve data from the query string of an HTTP GET request.

Syntax:

Yii::app()->request->get($name, $defaultValue = null)

• $name (string) - The name of the query string parameter to retrieve.
• $defaultValue (mixed) - The default value to return if the query string parameter is not found.

Returns:

The value of the specified query string parameter, or $defaultValue if the parameter is not found.

Example Usage:

Suppose we have an HTTP GET request with the URL http://example.com/search?q=Yii. To retrieve the value of the q parameter, we can use the following code:

$searchTerm = Yii::app()->request->get('q');

If the q parameter is not found in the query string, the $searchTerm variable will be assigned null by default. We can specify a default value to be returned in this case by passing a second argument to the get() method:

$searchTerm = Yii::app()->request->get('q', 'default search term');

If the q parameter is not found in the query string, the $searchTerm variable will be assigned 'default search term'.

Conclusion:

The Yii::app()->request->get() method is a powerful tool that allows developers to easily access and manipulate query string data in HTTP GET requests. By using this method, developers can build robust and dynamic web applications with ease.