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  • updatepanel的用法之triggers

    triggers有的两种触发器asyncpostbacktrigger和postbacktrigger。
    asyncpostbacktrigger(异步回调触发器):局部刷新,只刷新updatepanel内部的内容
    postbacktrigger(普通回调触发器):全部刷新

    <asp:ScriptManager ID="ScriptManager1" runat="server"> 

    </asp:ScriptManager> //必须有且一定在updatepanel前面

    <asp:UpdatePanel ID="UpdatePanel1" runat="server">

    <ContentTemplate>

      <% =DateTime.Now.ToString()%>

    </ContentTemplate>

    <Triggers>

      <asp:PostBackTrigger ControlID="btn" />

      <asp:AsyncPostBackTrigger ControlID="btn2" EventName="click" />

    </Triggers>

    </asp:UpdatePanel>

    <asp:Button runat="server" Text="刷新1" id="btn"/>

    <asp:Button runat="server" Text="刷新2" id="btn2" />

    <% =DateTime.Now.ToString()%>



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  • 原文地址:https://www.cnblogs.com/lhm814/p/3606072.html
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