title: Get Value of hidden column of radgrid telerik in asp.net
body: <p>I have a radgrid in which I hide Id column. Now I want to get its value on linkbutton click. If column is visible it work fine but </p>
  
  <p>it show blank value when it is invisible. my code is</p>
  
  <pre><code> protected void RadGrid1_ItemCommand(object sender, Telerik.Web.UI.GridCommandEventArgs e)
  {
      if (e.CommandName == "Detail")
      {
          GridDataItem dataItm = e.Item as GridDataItem;
  
          string value = dataItm["Id"].Text;
      }
  }
  </code></pre>