记时器在ASP.NET中的应用

PRotected void application_Start(Object sender, EventArgs e)  {
  init();
  System.Timers.Timer myTimer=new System.Timers.Timer(3000);
  //关联事件
  myTimer.Elapsed += new System.Timers.ElapsedEventHandler(myTimer_Elapsed);
  myTimer.AutoReset = true ;
  myTimer.Enabled = true ;
  }
  private void myTimer_Elapsed(object sender, System.Timers.ElapsedEventArgs e)
  {
  //获取当前时间
  init();
  }
  private void init()
  {
  Application.Lock();
  Application["TIMEDEMO"]= DateTime.Now.ToString();
  Application.UnLock();
  }