遍历窗体上的控件

验证用户页面所有的RadioButtonList是否进行了选择

 

public void ValidateField()

{

      for(int i=0;i<Page.Controls.Count;i++)

      {

             foreach(System.Web.UI.Control control in Page.Controls[i].Controls)

               {

                              if(control is RadioButtonList)

                              {

                                        if(String.IsNullOrEmpty((control as RadioButtonList).SelectedValue))

                                           {

                                               MessageBox(this.page,"没有填写");

                                                return ;

 

                                         }

                               }

                  }

       }

}