in gridview how to add the textbox when user click on link button?

I have gridview which contain four column ID,Name,Address and Ph_No. In gridview, one column for link button ID=Edit. When user click on the link "Edit" then textbox will be display in g开发者_如何学运维ridview control.

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You have to use EditIndex property of GridView.

GridView1.EditIndex=1;
//code to rebind the GridView

Or handle RowEditing event of GridView with following code

GridView1.EditIndex=e.NewEditIndex;
//code to rebind the GridView