动态生成HtmlTable表格

protected void btn_output_Click(object sender, EventArgs e)
    {
        //OutPutByGridview();
        PanelOutput();
    }

    private void PanelOutput()
    {
        DataSet ds = u.GetOutTableData("");
        if(ds != null && ds.Tables[0].Rows.Count !=0)
        {
            //加表头
            HtmlTableRow trhead = new HtmlTableRow();
            for (int k = 0; k < ds.Tables[0].Columns.Count; k++)
            {

                HtmlTableCell tchead = new HtmlTableCell();
                tchead.InnerText = ds.Tables[0].Columns[k].ColumnName;
                trhead.Cells.Add(tchead);
            }
            this.tbout.Rows.Add(trhead);
            //表的内容
            for (int i = 0; i < ds.Tables[0].Rows.Count; i++)
            {

                HtmlTableRow tr = new HtmlTableRow();
                for (int j = 0; j < ds.Tables[0].Columns.Count; j++)
                {
                    HtmlTableCell tc = new HtmlTableCell();
                    tc.InnerText = ds.Tables[0].Rows[i][j].ToString();
                    //switch (j)
                    //{
                    //    case 0:
                    //        tc.InnerText = ds.Tables[0].Rows[i]["name"].ToString();
                    //        break;
                    //    case 1:
                    //        tc.InnerText = ds.Tables[0].Rows[i]["Age"].ToString();
                    //        break;
                    //    case 2:
                    //        tc.InnerText = ds.Tables[0].Rows[i]["Sex"].ToString();
                    //        break;
                    //    default:
                          
                    //        break;
                    //}
                  
                  
                    tr.Cells.Add(tc);
                }
                this.tbout.Rows.Add(tr);

            }

        }
        Comm.OutPutExcel(plOut3);
      
    }