public ActionResult Index() { List <RuleViewModel> listRule = ruleService.GetAllRule(); List <List <RuleViewModel> > result = new List <List <RuleViewModel> >(); result.Add(listRule.Where(r => r.GroupType == 1).ToList()); result.Add(listRule.Where(r => r.GroupType == 2).ToList()); result.Add(listRule.Where(r => r.GroupType == 3).ToList()); result.Add(listRule.Where(r => r.GroupType == 4).ToList()); TempData["active"] = "Rule"; return(View(result)); }