public ActionResult Index(string domain = "www.baidu.com", string date = "") { if (string.IsNullOrEmpty(domain)) { domain = "www.baidu.com"; } var currentDate = DateTime.Now.AddDays(-1); try { currentDate = DateTime.Parse(date); } catch { } var pageResult = _visitorService.GetVisitorActiveListByDay(domain, DateTime.Parse(currentDate.ToString("yyyy-MM-dd"))); ViewBag.Date = currentDate.ToString("yyyy-MM-dd"); ViewBag.SiteDomain = domain; ViewBag.AllDomain = _domainService.GetAllList(); return(View(pageResult)); }