protected void GridView1_RowDataBound(object sender, GridViewRowEventArgs e)
{
if (e.Row.RowType == DataControlRowType.DataRow)
{
ViewState["OrigData"] = e.Row.Cells[0].Text;
if (e.Row.Cells[0].Text.Length >= 30)
//Just change the value of 30 based on your requirements {
e.Row.Cells[0].Text = e.Row.Cells[0].Text.Substring(0, 30) + “…”;
e.Row.Cells[0].ToolTip = ViewState["OrigData"].ToString();
}
}
}