public IActionResult Index()
        {
            if (_dateTime.Now().Hour < 12)
            {
                //ViewData["Message"] = "Good Morning!!! using ViewData";
                ViewBag.Message = "Good morning!!! using Viewbag ViewBag";
            }
            else if (_dateTime.Now().Hour > 12 && _dateTime.Now().Hour < 18)
            {
                ViewBag.Message = "Good afternoon";
            }
            else
            {
                ViewBag.Message = "Good night";
            }

            ViewBag.Salary = "Your total Salary: " + _salary.Total(1000000);
            return(View());
        }