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This is a reference to be used for Model rule validation and is compiled from the Yii documentation and code. The purpose is to have all the information gathered in one place instead of scattered. This reference is not an intro. See The Definitive Guide to Yii, Declaring Validation Rules for a tutorial.

"By Example" cookbook pages will provide coding examples for many of the commonly used classes within Yii. We will try to provide as many usage examples as possible for keep these pages as helpful as possible.

First declare an attribute to store the file name in the model class (either a form model or an active record model). Also declare a file validation rule for this attribute to ensure a file is uploaded with specific extension name.

Often you'll need a form with two dropdowns, and one dropdown's values will be dependent on the value of the other dropdown. Using Yii's built-in AJAX functionality you can create such a dropdown.

This page is created to supply short directions and general tips for managing a Yii application in NetBeans IDE.

Hi. This is first article with my Yii tutorial. I had to split it into more articles as there's limited length of texts on Wiki. So once you understand basics, you can read next article here: Yii for beginners 2.

This article will explain how to create a REST API with the Yii framework.

CGridView is a one of most flexible widgets in Yii and example its flexibility is CButtonColumn used to build buttons for steering model in each grid row. Here in this how-to we will explain ways user can customize CButtonColumn to flexibly fit it to its needs.

The easiest way to update content in AJAX is to use the renderPartial method.

Set your messages in a controller: