Custom Controls ASP.Net Tutorial

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<%@ Page Language="C#" AutoEventWireup="true"  CodeFile="Default.aspx.cs"  Inherits="Default_aspx" %>
<%@ Register TagPrefix="MyUserControl"  TagName="LoadTime" Src="~/Control.ascx"%>



    Fragment Caching


    
    

    

Fragment Caching


     
     
     
    

    


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="*" %>

User Control








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";
   }
 }