How to add more values in DataGrid Column in asp.net?
<p>i placed 3 columns in data grid.colname as textbox,coldesc as textbox,coltype as dropdownlist.whenever user selects coltype as radio in dropdown then i need to display another column option in that first i need to display one textbox behind one + button whenever click on + another textbox need to display like that user enters the data in textboxes.</p>

<p>how to display the another column in grid whenever user slects radio type in dropdown and how to take the data from users in option column of datagrid.</p>

<p>please tell me any samples for that.</p>
