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Cache with user component

<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default.aspx.cs"  Inherits="CacheTest" %> <%@ Register Src="Control.ascx" TagName="CachedWebUserControl" TagPrefix="uc1" %> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd"> <html xmlns="http://www.w3.org/1999/xhtml" > <head runat="server">     <title>Cache Test</title> </head> <body>     <form id="form1" runat="server">     <div>         <asp:Label ID="Label1" runat="server" Text="Label"></asp:Label><br />         <uc1:CachedWebUserControl id="CachedWebUserControl1" runat="server">         </uc1:CachedWebUserControl>&nbsp;</div>     </form> </body> </html> File: Default.aspx.cs using System; using System.Data; using System.Configuration; using System.Collections; using System.Web; using System.Web.Security; using System.Web.UI; using System.Web.UI.WebControls; using System.Web.UI.WebControls.WebParts; using System.Web.UI.HtmlControls; public partial class CacheTest : System.Web.UI.Page {     protected void Page_Load(object sender, EventArgs e)     {     this.Label1.Text = string.Format("The Time in the Web Page is: {0}",       DateTime.Now.ToLongTimeString());     } } File: Control.ascx <%@ Control Language="C#" AutoEventWireup="true" CodeFile="Control.ascx.cs" Inherits="CachedWebUserControl"  %> <%@ OutputCache Duration=60 VaryByParam="none" %> <asp:Label ID="Label1" runat="server" Text="Label"></asp:Label> File: Control.ascx.cs using System; using System.Data; using System.Configuration; using System.Collections; using System.Web; using System.Web.Security; using System.Web.UI; using System.Web.UI.WebControls; using System.Web.UI.WebControls.WebParts; using System.Web.UI.HtmlControls; public partial class CachedWebUserControl : System.Web.UI.UserControl {     protected void Page_Load(object sender, EventArgs e)     {     this.Label1.Text = string.Format("The Time in the User Control is: {0}",       DateTime.Now.ToLongTimeString());     } }