创建一个用于存储非显示值的隐藏字段。
<asp:HiddenField ????EnableTheming="True|False" ????EnableViewState="True|False" ????ID="string" ????OnDataBinding="DataBinding event handler" ????OnDisposed="Disposed event handler" ????OnInit="Init event handler" ????OnLoad="Load event handler" ????OnPreRender="PreRender event handler" ????OnUnload="Unload event handler" ????OnValueChanged="ValueChanged event handler" ????runat="server" ????SkinID="string" ????Value="string" ????Visible="True|False" /> |