I have read http://www.yiiframework.com/wiki/24/creating-a-dependent-dropdown/ (Dependen Dropdown Yii1), but I cant implementation in Yii2 because Yii2 not built-in AJAX functionality hem.. I am search about it and get this statement
In this cookbook I will attempt to explain how to use the lightweight version of Role-Based Access Control using a php file. This version does not use database but a php file and is controlled by CPhpAuthManager class.
The purpose of this post is to let anyone quickly find how to accomplish a configuration task, and list here all the posibilities of the config.php file and also link to pages that explain how is each thing implemented.
I have seen a couple of articles about how to integrate external libraries to debug our PHP code (i.e. firePHP) but after you read this article you will realize that there is no need for such libraries when using Yii.
The popular CListView and CGridView widgets each take a data provider and iterate over each data object produced, calling the user's code to render each row one at a time, and most are familiar with the use of the $data variable to represent the current model object or array.
In this short how-to I will show how to customize setFlash() to display messages (flashes) styled to be success confirmation, error report or notice information. And how to achieve displaying errors in other way.