public ActionResult BatchUpdate(IList <CustomerContactVM> datas) { //ps: 記得在web config加上<customErrors mode="On"></customErrors> if (ModelState.IsValid) { foreach (var items in datas) { var data = customerContactRepo.Find(items.Id); data.Email = items.Email; data.手機 = items.手機; data.電話 = items.電話; } var db = customerContactRepo.UnitOfWork.Context; db.SaveChanges(); } ViewData.Model = customerContactRepo.AllData(); ViewBag.JobTitlesItems = SetJobTitleItems(); return(RedirectToAction("Index")); }