Write Javascript into head tag………
<head runat=”server”>
   <title>GridView Data Manipulation</title>
   <script type=”text/javascript” language=”javascript”>
       function ConfirmOnDelete(item)
       {
         if (confirm(“Are you sure to delete: ” + item + “?”)==true)
           return true;
         else
           return false;
       }
   </script>
</head>
Aspx page: Gridview
<Columns>
   <asp:BoundField DataField=”CustomerID” HeaderText=”ID” ReadOnly=”true” />
   <asp:BoundField DataField=”CompanyName” HeaderText=”Company”/>
   <asp:BoundField DataField=”ContactName” HeaderText=”Name”/>
   <asp:BoundField DataField=”ContactTitle” HeaderText=”Title” />
   <asp:BoundField DataField=”Address” HeaderText=”Address”/>
   <asp:BoundField DataField=”Country” HeaderText=”Country”/>
   <asp:CommandField ShowDeleteButton=”True” ShowEditButton=”True” />
</Columns>
.CS Page
| protected void GridView1_RowDataBound(object sender, GridViewRowEventArgs e) {   if (e.Row.RowState != DataControlRowState.Edit) // check for RowState   {     if (e.Row.RowType == DataControlRowType.DataRow) //check for RowType     {       string id = e.Row.Cells[0].Text; // Get the id to be deleted       LinkButton lb = (LinkButton)e.Row.Cells[6].Controls[2]; //cast the ShowDeleteButton link to linkbutton       if (lb != null)       {          lb.Attributes.Add(“onclick”, “return ConfirmOnDelete(‘” + id + “‘);”); //attach the JavaScript function with the ID as the paramter       }          }  } } |