.net利用AJAX实现局部刷新
前台:<div> <asp:ScriptManager ID="ScriptManager1" runat="server" EnableScriptLocalization="true" EnablePageMethods="true"> </asp:ScriptManager> <asp:UpdatePanel ID="UpdatePanel1" runat="server" UpdateMode="Conditional"> <ContentTemplate> <asp:Label ID="Label1" runat="server" Text="Label"></asp:Label> </ContentTemplate> <Triggers> <asp:AsyncPostBackTrigger ControlID="Timer1" EventName="Tick" /> </Triggers> </asp:UpdatePanel> <asp:Timer ID="Timer1" runat="server" Interval="1000" OnTick="Tick"></asp:Timer> </div>
后台:
protected void Tick(object sender, EventArgs e) { this.Label1.Text = DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss"); }
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