protected void Page_Load(object sender, EventArgs e) { string id = Request.QueryString["selectclientid"]; ClientDal dal = new ClientDal(); DataSet ds = dal.SelectById(id); DataTable dt = ds.Tables[0]; Class.Text = dt.Rows[0][1].ToString(); Serial.Text = dt.Rows[0][2].ToString(); Client.Text = dt.Rows[0][3].ToString(); Tel.Text = dt.Rows[0][4].ToString(); Tel2.Text = dt.Rows[0][5].ToString(); Country.Text = dt.Rows[0][6].ToString(); Province.Text = dt.Rows[0][7].ToString(); City.Text = dt.Rows[0][8].ToString(); Addr.Text = dt.Rows[0][9].ToString(); Email.Text = dt.Rows[0][10].ToString(); UserName.Text = dt.Rows[0][11].ToString(); Passwd.Text = dt.Rows[0][12].ToString(); }