ASP.NET MVC在线人数统计

protected void Application_Start()
{
    Application["OnLineUserCount"] = 0;
    AreaRegistration.RegisterAllAreas();

    RegisterGlobalFilters(GlobalFilters.Filters);
    RegisterRoutes(RouteTable.Routes);
}

protected void Session_Start(object sender, EventArgs e)
{
    Application.Lock();
    Application["OnLineUserCount"] = Convert.ToInt32(Application["OnLineUserCount"]) + 1;
    Application.UnLock();
}

protected void Session_End(object sender, EventArgs e)
{
    Application.Lock();
    Application["OnLineUserCount"] = Convert.ToInt32(Application["OnLineUserCount"]) - 1;
    Application.UnLock();
}

  

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