Now I will show you the C# code behind file of the above ASP.NET page that will handle different Grid View events to provide complete editing functionality. Auto Generate Columns property to false and then defining your own column field collection. Explicitly declared column fields can be displayed in combination with automatically generated column fields.
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In this example, I am going to retrieve values from categories table of Northwind database. Drag a Grid View into the Web Form and assign Data Key Names property with the primary key column i.e. In the gdview_Row Editing and gdview_Row Deleting event, we have used the below code to retrieve categoryid from datakey of Grid View, int catid = int.
The visitors to a web site can typically be divided into two groups: the users and the administrators.
Validation server controls are also provided to assess user input.
Whenever possible, it is strongly recommended that values are HTML-encoded before they are displayed in this control (the Bound Field class HTML-encodes values by default). NET provides an input request validation feature to block script and HTML in user input.
In the above code, I set two properties Show Edit Button and Show Cancel Button of Command Field.