<div class="row inner_table text-center">

            <input id="fileId" type="file" name="fileString"  class="file ">

        </div>

var ChoseFile = function () {

    $("input[name=fileString]")

        .change(function () {

            var filePath = $("[name='fileString']");

            //读取文件内容

            var formData = new FormData();

            formData.append('file[]', filePath[0].files[0]);

            $.ajax({

                url:  "XXXXXXXX入库链接",

                type: 'POST',

                data: formData,

                async: false,

                cache: false,

                contentType: false,

                processData: false,

                success: function (returndata) {

                   alert("上传成功");

                },

                error: function (returndata) {

                   alert("上传失败");

                }

            });

        });

}

[CustomAuthorize(AuthType.Authrozied)]

        public JsonResult DataImport(FormCollection form)

        {

            string zipDir = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "templateFiles");

            string masterFile = Path.Combine(zipDir, "template" + ".csv");

            if (!Directory.Exists(zipDir))

            {

                Directory.CreateDirectory(zipDir);

            }

            var file = Request.Files[];
　　　　　　　//上传

            file.SaveAs(masterFile);

            DataTable dt = GetCSVToData(masterFile);

            List<ScheduleTableInfo> infos = new List<ScheduleTableInfo>();

            foreach (DataRow dataRow in dt.Rows)

            {

                ScheduleTableInfo info = new ScheduleTableInfo();

                info.TemplateName = dataRow["标题名1"].ToString();

                info.SumLevelName = dataRow["标题名2"].ToString();

                infos.Add(info);

            }

            //执行入库操作

            int value = _client.ImportData(infos);

            var jsonStr = JsonConvert.SerializeObject(infos, new DataTableConverter(),

                new JavaScriptDateTimeConverter());

            jsonStr = jsonStr.Replace("\\\\n", "\\r");

            var result = Json(jsonStr, JsonRequestBehavior.AllowGet);

            return result;

        }

        private DataTable GetCSVToData(string strCsvPath, bool hasHeader = true, bool needLineNo = false)

        {

            CSVReader csvReader = null;

            try

            {

                csvReader = new CSVReader(strCsvPath, FileEncoding.GetType(strCsvPath));

                DataTable dt = csvReader.GetTable(, -, hasHeader);

                return dt;

            }

            catch (Exception ex)

            {

                LogService.Debug("解析csv文件错误：" + ex);

                return null;

            }

            finally

            {

                if (csvReader != null)

                {

                    csvReader.Dispose();

                }

            }

        }