public ActionResult WorkItemPost() { var httpPostedFileBase = Request.Files["workItem"]; if (httpPostedFileBase == null || httpPostedFileBase.FileName == "") { ViewBag.ErrorMessage = "上传文件为空!请先上传文件。"; } else { var path = httpPostedFileBase.UploadKpiFile(); ViewBag.Message = _workItemService.ImportExcelFiles(path); } return(View("WorkItemImport")); }