// GET: 客戶資料
        public ActionResult Index(string SortBy, string search, int PageNo = 1)
        {
            var data = repo.Get篩選後客戶資料(SortBy, search);

            ViewBag.search = search;
            ViewBag.SortBy = SortBy;
            ViewBag.PageNo = PageNo;

            return(View(data.ToPagedList(PageNo, 10)));
        }