public ActionResult FineContracts(List<ContractFineViewModel> models) { if (ModelState.IsValid) { //创建数据 List<Contract> listContract = new List<Contract>(); if (models != null) { foreach (ContractFineViewModel model in models) { Contract c = new Contract(); c.Id = model.ContractId; c.FineAmount = model.FineAmount; listContract.Add(c); } } //保存数据 string strErrText; ContractSystem contract = new ContractSystem(); if (contract.FineContracts(listContract, LoginAccountId, LoginStaffName, out strErrText)) { return Json(string.Empty); } else { return Json(strErrText); } } return View(models); }