title: How Can i use Gridview instead of textbox
body: <p>Haw can i use a grideview as a textbox?
  Actually I want have a textbox in my project to show a value from database But I want User click on a + button to add textbox and add information
  I khow I should do it with gridview But I dont know how really?
  i work Base on ASP.NET and C#</p>