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- <%@ Page Language="C#" %>
- <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
- "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
- <script runat="server">
- protected void Page_Load(object sender, EventArgs e)
- {
- if (ScriptManager1.IsInAsyncPostBack)
- {
- System.Web.Script.Serialization.JavaScriptSerializer json =
- new System.Web.Script.Serialization.JavaScriptSerializer();
- ScriptManager1.RegisterDataItem(Label1, DateTime.Now.ToString());
- ScriptManager1.RegisterDataItem(Label2, json.Serialize("more data"), true);
- }
- }
- </script>
- <html xmlns="http://www.w3.org/1999/xhtml" >
- <head runat="server">
- <title>ScriptManager RegisterDataItem Example</title>
- </head>
- <body>
- <form id="form1" runat="server">
- <div>
- <asp:ScriptManager ID="ScriptManager1" runat="server" />
- <script type="text/javascript" language="javascript">
- Sys.WebForms.PageRequestManager.getInstance().add_pageLoading(PageLoadingHandler);
- function PageLoadingHandler(sender, args) {
- var dataItems = args.get_dataItems();
- if ($get('Label1') !== null)
- $get('Label1').innerHTML = dataItems['Label1'];
- if ($get('Label2') !== null)
- $get('Label2').innerHTML = dataItems['Label2'];
- }
- </script>
- <asp:UpdatePanel ID="UpdatePanel1" UpdateMode="Conditional" runat="server">
- <ContentTemplate>
- UpdatePanel content.
- <asp:Button ID="Button1" Text="Submit" runat="server" />
- </ContentTemplate>
- </asp:UpdatePanel>
- <hr />
- <asp:Label ID="Label1" runat="server" /> <br />
- <asp:Label ID="Label2" runat="server" />
- </div>
- </form>
- </body>
- </html>
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