[HttpPost]

        public JsonResult Upload()

        {

            if (Request.Files.Count > )

            {

                if (Request.Files.Count == )

                {

                    HttpPostedFileBase file = Request.Files[];

                    if (file.ContentLength > )

                    {

                        string title = string.Empty;

                        title = DateTime.Now.ToString("yyyyMMddHHmmss") + "_" + Path.GetFileName(file.FileName);

                        string path = "../UploadFile/" + title;

                        path = System.Web.HttpContext.Current.Server.MapPath(path);

                        file.SaveAs(path);

                        return Json(new { status = true, url = path });

                    }

                }

                else

                {

                    string[] urllist = new string[Request.Files.Count];

                    for (int i = ; i < Request.Files.Count; i++)

                    {

                     HttpPostedFileBase file = Request.Files[i];

                     if (file.ContentLength > )

                     {

                        string title = string.Empty;

                        title = DateTime.Now.ToString("yyyyMMddHHmmss") + "_" + Path.GetFileName(file.FileName);

                        string path = "../UploadFile/" + title;

                        path = System.Web.HttpContext.Current.Server.MapPath(path);

                        file.SaveAs(path);

                        urllist[i] = path;

                     }

                    }

                    return Json(new { status = true, url = urllist });

                }

            }

            else

            {

                return Json(new { status = false, url = "",msg="没有文件" });

            }

            return Json(new { status = false, url = "",msg=""});

        }