Ok, so you have a HTML 5 file input markup on your view and you have enabled multiple attribute to true. You may also be using widgets based on HTML5 input like \kartik\widgets\FileInput. But when you read a file in Yii controller using CUploadedFile (Yii1) or UploadedFile (Yii2), you do not see a list of multiple files that you selected in your view, but only one row. Your HTML markup in your view would be something like this and you don't know why this is not working?
How do you read and handle tabular data submission via form in Yii framework 2.0? Sometimes we want to collect user input in a batch mode. That is, the user can enter the information for multiple model instances and submit them all at once. We call this tabular input because the input fields are often presented in an HTML table.
When we use multiple radio buttons with same name in Yii
many people have the problem on getting the value of the selected radiobutton.
The radioButtonList can be used for that, but if we need to use radioButton itself to place the button any where in a view, we need to include one more parameter in htmloption array().
After installing Yii basic application on our systems, most of the time we want to have multiple environment such as local, dev and live setup. Most of the times when we want to make changes to configuration file, we have to over-write configurations file for each environment.