Wiki articles in category Tips

GridView show sum of columns in footer `PHP use yii\grid\DataColumn;

I have a calls which help me display json directly in html table.

In India have Aadhar number an we may need to valid it a input. So I created a validator for yii2

Hey Everyone, In this post I Just shared my Experience what most of interviewer ask in YII2 Interview.

The definition of breadcrumbs according to its documentation is as follow: Breadcrumbs displays a list of links indicating the position of the current page in the whole site hierarchy.

The usual way to find out what Yii has created for an SQL query is to mutilate the SQL in the sourcecode and call the program again so that the SQL statement with errors is displayed. Or you can use the SQL logger, which must be switched on and off each time and logs all SQL statements, which leads to an enormous slowdown in program execution and decelerates your workflow.

Sometimes the App needs a nicer look & feel, so its necessary to organize the assets for this and Yii can help a lot to make it easy. In this article I provide tips for handling multiple "Designs". I use these three features:

There are a few settings and plugins that can enhance the development experience with Yii in PHPStorm or IntelliJ IDEA. This article explains how to get the most out of your IDE.

There are some very advanced grids in the Yii2 community, specifically Kartik's amazing gridview extensions but they all designed for interactive screen use.

I have been working on a REST API using the excellent tools provided by Yii2. My problem was that I have to differentiate between empty values and null values. In other words, <elem></elem> is different from null as it represents an empty string. Also, although some use <elem/> to represent a null value it should still be interpreted as an empty string. In other cases, the absence of the eleme...

It is convenient to use the same identification attribute, say info, in all of the active records of your application. It should be a virtual read-only attribute defined by a getter method, its label being the model name.

If you're using a lot of bower and npm assets with Yii 2.0 you might encounter long running composer update tasks.

Hello,
If you want to give extra attention for some specific delete actions and you don't want to override whole yii.confirm JS method here is what you can do:
(I've only put the ActionColumn part of the GridView here to just give you the idea)

As for complexity SQL query we have two solutions as below, I will discuss #2 in this article.

Use this extension : yii2-relation-trait

Search Models are a very elegant and powerful way to build an Active Data Provider. If you use them a lot, you'll quickly need to use scenarios, which will lead you to a very DRY Controller code.

I leverage Kartik's notification widgets.

I'm using PayPal's script from

I faced many issues when hosted our company website on AppFog.

This tutorial is explained following "basic" application structure.