设置DropDownList下拉列表的内容

调用：

SetDropDownList(RoomNum, 1, 10, 0);

/// <summary>
        /// 设置DropDownList下拉列表的内容
        /// </summary>
  public static void SetDropDownList(DropDownList xDropDownList,int xMin,int xMax,int xInt)
  {
   xDropDownList.Items.Clear();
   for(int i=xMin;i<=xMax;i++)
   {
    ListItem myItem=new ListItem(i.ToString(),i.ToString());
    xDropDownList.Items.Add(myItem);
   }
   xDropDownList.SelectedIndex=xInt;
  }