private void DataBind(string key = "") { DataTable dt = new DataTable(); string UserID = buser.GetLogin().UserID.ToString(); dt = B_Message.SeachSendMessage(UserID, 0, 1); if (!string.IsNullOrEmpty(key.Trim())) { dt.DefaultView.RowFilter = "Title Like '%" + key + "%'"; } EGV.DataSource = dt; EGV.DataBind(); Session["UserDT"] = null; }