1// This is written in ---** Page.PreRender += new EventHandler(Page_PreRender); *******

2
3protected void Page_PreRender(object sender, EventArgs e)
4    {
5        DropDownList _dd1 = (DropDownList)gvServers.FooterRow.Cells[0].FindControl("ddStPlatform");
6
7        for (int i = 0; i < _dd1.Items.Count; i++)
8        {
9            _dd1.Items[i].Attributes.Add("title", _dd1.Items[i].ToString());
10
11        }
12    }
13
14
15//*******--And below code written in -*-gvServers_DataBound-*--- protected void gvServers_DataBound(object sender, EventArgs e)*********

16
17
18
19        DropDownList _dd1 = (DropDownList)gvServers.FooterRow.Cells[0].FindControl("ddStPlatform");
20
21        for (int i = 0; i < _dd1.Items.Count; i++)
22        {
23            _dd1.Items[i].Attributes.Add("title", _dd1.Items[i].ToString());
24
25        }
26