public ActionResult Index()
        {
            string       constring    = ConfigurationManager.AppSettings["connectionString"];
            Registration registration = new Registration(constring);

            if (registration.IsItemReturn())
            {
                ViewBag.state = "设备状态: 已归还";
            }
            else
            {
                ViewBag.state = registration.State;
            }
            List <string[]>     tmp    = new Advance(constring).GetTen();
            List <AdvanceModel> result = new List <AdvanceModel>();
            int i = 1;

            foreach (var item in tmp)
            {
                AdvanceModel model = new AdvanceModel();
                model.ID         = i++;
                model.Name       = item[0];
                model.Reason     = item[1];
                model.LendTime   = item[2];
                model.ReturnTime = item[3];
                result.Add(model);
            }
            return(View(result));
        }
        public ActionResult FindAdvance(string name, string beginTime, string endTime, string page)
        {
            string constring = ConfigurationManager.AppSettings["connectionString"];

            if (beginTime == string.Empty)
            {
                beginTime = "2000.1.1 00:00";
            }
            if (endTime == string.Empty)
            {
                endTime = DateTime.Now.ToLocalTime().ToString("yyyy-MM-dd HH:mm:ss");
            }
            List <string[]>     data   = new Advance(constring).FindPage(name, beginTime, endTime, page);
            List <AdvanceModel> result = new List <AdvanceModel>();

            foreach (var item in data)
            {
                AdvanceModel model = new AdvanceModel();
                model.ID         = int.Parse(item[0]);
                model.Name       = item[1];
                model.Reason     = item[2];
                model.LendTime   = item[3];
                model.ReturnTime = item[4];
                result.Add(model);
            }
            return(Json(result));
        }