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<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default.aspx.cs" Inherits="Default_aspx" %>
<%@ Register TagPrefix="MyUserControl" TagName="LoadTime" Src="~/Control.ascx"%>
<!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>Fragment Caching</title>
</head>
<body>
<form id="form1" runat="server">
<div>
<h1>Fragment Caching</h1>
<asp:Label ID="lblTime" runat="server" />
<br />
<MyUserControl:LoadTime runat="server" />
</div>
</form>
</body>
</html>
File: Default.aspx.cs
using System;
using System.Data;
using System.Configuration;
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 Default_aspx : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
lblTime.Text = "This page was loaded at " +
DateTime.Now.ToLongTimeString();
}
}
File: Control.ascx
<%@ Control Language="C#" AutoEventWireup="true" CodeFile="Control.ascx.cs" Inherits="SimpleUserControl_ascx" %>
<%@ OutputCache Duration="10" VaryByParam="*" %>
<hr />
<h3>User Control</h3>
<asp:Label ID="lblTime" runat="server" />
<br />
<asp:Label ID="lblUserName" runat="server" Text="Dan" />
<br />
<asp:Button ID="btn" runat="server" Text="Change Name to Jesse" OnClick="btn_Click" />
<hr />
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 SimpleUserControl_ascx : System.Web.UI.UserControl
{
public string UserName
{
get
{
return lblUserName.Text;
}
set
{
lblUserName.Text = value;
}
}
protected void Page_Load(object sender, EventArgs e)
{
lblTime.Text = "This user control was loaded at " +
DateTime.Now.ToLongTimeString();
}
protected void btn_Click(object sender, EventArgs e)
{
lblUserName.Text = "Jesse";
}
}
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