event is raised when a row's Update button is clicked, but before the Grid View control updates the row.
This enables you to provide an event-handling method that performs a custom routine, such as canceling the update operation, whenever this event occurs.
If you do this, your Grid View's source will be refreshed before you're able to grab the new values out of it.
Get All Roles(); So it gives an error ' System.
I have a Gridview with Auto Generate Columns="False".
CRUD operations of Data Grid is not a big innovation, but there are plenty of ways to do that.
This post explains how to perform CRUD operations using Infragistics Web Data Grid control in ASP. This code is written using Infragistics version 12.2 Create a simple Web Data Grid.
I am using a Template Field to display my Edit, Update and Cancel 'buttons' in the first column of the Grid View within respective Item Template and Edit Item Template fields.