Add database data to html table cell using console app c#

public void Build(DataSet ds)  {     StringWriter sw = new StringWriter();     HtmlTextWriter w = new HtmlTextWriter(sw);      foreach (DataTable dt in ds.Tables)      {         //Create a table         Table tbl = new Table();          //Create column header row         TableHeaderRow thr = new TableHeaderRow();         foreach (DataColumn col in dt.Columns) {             TableHeaderCell th = new TableHeaderCell();             th.Text = col.Caption;             thr.Controls.Add(th);         }         tbl.Controls.Add(thr);          //Create table rows         foreach (DataRow row in dt.Rows)         {             TableRow tr = new TableRow();             foreach (var value in row.ItemArray)             {                 TableCell td= new TableCell();                 td.Text = value.ToString();                 tr.Controls.Add(td);             }             tbl.Controls.Add(tr);         }          tbl.RenderControl(w);      }      Response.Write(sw.ToString()); }