c# - How to add text box template to auto generate grid view (ASP.NET) and copy few columns from grid view & save them to another column -


this front end grid view

    <asp:gridview id="gridview1" runat="server"> //this auto generated grid view..              <columns>                <asp:templatefield headertext="remarks">         <itemtemplate>     <asp:textbox id="remarks" runat="server" text=""></asp:textbox> //this text box  need copy columns , save in table in sql server  , need put column last column coming first         </itemtemplate>     </asp:templatefield>             </columns>

this end. main doubt how copy columns out column numbers auto generated grid

    try     {         con.open();         gridview1.emptydatatext = "no records found";         gridview1.datasource = cmd.executereader();         gridview1.databind(); //how can solve this? how set column in last in auto generate columns     }     catch (exception ex)     {         throw ex;         //message     }         {         con.close();         con.dispose();     } }


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