protected void Button1_Click( object sender, EventArgs e) ... { int row = int.Parse(DropDownList1.SelectedValue); int cell = int.Parse(DropDownList2.SelectedValue); for (int i = 1; i <= row; i++) ...{ TableRow tr = new TableRow(); for (int j = 1; j <= cell; j++) ...{ TableCell tc = new TableCell(); Label lbl=new Label(); lbl.Text=i+" "+j+","; tc.Controls.Add(lbl); tr.Controls.Add(tc); } Table1.Controls.Add(tr); } }