页面上的控件

1CheckBox    DropDownList
      （1）  如CheckBox   AutoPostBack="True"  否则无法执行事件
           执行全选的代码
            CheckBox cbx = (CheckBox)sender; 
            foreach (GridViewRow gvr in GridView1.Rows)
            {
                CheckBox ch = (CheckBox)gvr.FindControl("ItemCheckBox");
                ch.Checked = cbx.Checked;
            }

 

   2GridView1
      （1） GridView1.DataKeyNames = new string[] { "AdminName" };   //为设置键值，在执行删除操作时用
                //获取值
                foreach (GridViewRow gvr in GridView1.Rows)
                {
                        CheckBox check = (CheckBox)gvr.FindControl("ItemCheckBox");
                       if (check.Checked)
                       {
                              AdminName = GridView1.DataKeys[gvr.DataItemIndex].Value.ToString().Trim();   //获取值
                             //如执行删除操作
                        }
                }

 

   3 标准控件与 html控件的区别