递归输出ASP.NET页面所有控件的类型和ID

1 private void DisplayAllControl(Control control, int step)
2     {
3         foreach (Control ctl in control.Controls)
4         {
5             string s = new string('-', step * 4) + ctl.GetType().Name + "〈" + ctl.ID + "〉";
6             Response.Write(s + "<br/>");
7             if (ctl.HasControls())
8                 DisplayAllControl(ctl, step + 1);
9         }
10     }