<form class="layui-form" id="div_imp" style="display:none;">

            <div class="layui-row">

                <div class="layui-col-xs11">

                    <div class="layui-form-item">

                    </div>

                </div>

            </div>

            <div class="layui-row">

                <div class="layui-col-xs11">

                    <div class="layui-form-item">

                        <label for="Goodsno" class="layui-form-label">

                            <span>附件</span>

                        </label>

                        <div class="layui-input-block">

                            <input type="file" name="goodsfile" id="goodsfile" class="layui-input" accept="application/vnd.openxmlformats-officedocument.spreadsheetml.sheet, application/vnd.ms-excel">

                        </div>

                    </div>

                </div>

                <div class="layui-col-xs11">

                    <div class="layui-form-item">

                        <label for="Goodsno" class="layui-form-label">

                            <span></span>

                        </label>

                        <div class="layui-input-block">

                            <span class="we-red"><a href="~/import/商品导入模板.xlsx">点我下载最新模板</a></span>

                        </div>

                    </div>

                </div>

            </div>

            <div class="layui-row">

                <div class="layui-form-item">

                    <label for="L_repass" class="layui-form-label">

                    </label>

                    <button class="layui-btn" lay-filter="import" lay-submit="" onclick="import_submit()">导入</button>

                </div>

            </div>

        </form>

<javascript>

function import_submit() {

            var file;

            $('#import').attr('disabled', true);//.find('i').removeClass('layui-hide');

            var fordata = new FormData();

            fordata.append("file", $('#goodsfile')[0].files[0]); //传给后台的file的key值是可以自己定义的

            $.ajax({

                url: "/Goods/Import",

                type: "POST",

                data: fordata,

                cache: false,

                processData: false,

                contentType: false,

                success: function (res) {

                    if (res.code == 0) {

                        parent.layer.close(index);

                        parent.layer.msg('导入成功', { time: 3000 });

                        parent.table.reload("test", { where: { "key": $("#goodsname").val() } });

                    } else {

                        layer.msg("导入失败 " + res.msg, { time: 3000 });

                        $('#add').attr('disabled', false).find('i').removeClass('layui-hide');

                    }

                },

                error: function (e) {

                    $('#add').attr('disabled', false).find('i').removeClass('layui-hide');

                    layer.msg("导入失败 " + res.msg, { time: 3000 });

                }

            });

        }

    </script>

[HttpPost]
        public IActionResult Import([FromForm(Name = "file")]IFormFile excelfile)
        {
            HandleResult<string> result = new HandleResult<string>{ Code=(int)StatusCodeEnum.ERROR_SYSTEM, success=false, Msg=StatusCodeEnum.ERROR_SYSTEM.ToDescription() };
            string sWebRootFolder = _hostingEnvironment.WebRootPath+ @"\import_tmp\";
            string sFileName = $"{DateTime.Now.ToString("yyyyMMddHHmmssfff")}-{Guid.NewGuid()}.xlsx";
            FileInfo file = new FileInfo(Path.Combine(sWebRootFolder, sFileName));
            if (file.Exists)
            {
                file.Delete();
                file = new FileInfo(Path.Combine(sWebRootFolder, sFileName));
            }
            try
            {
                using (FileStream fs = new FileStream(file.ToString(), FileMode.Create))
                {
                    excelfile.CopyTo(fs);
                    fs.Flush();
                }
                using (ExcelPackage package = new ExcelPackage(file))
                {
                    ExcelWorksheet worksheet = package.Workbook.Worksheets[1];
                    int rowCount = worksheet.Dimension.Rows;
                    int ColCount = worksheet.Dimension.Columns;
                    var goods = new List<pub_goods>();
                    if (file.Exists)
                    {
                        file.Delete();
                    }
                    for (int row =2; row <= rowCount; row++)
                    {
                        
                            pub_goods pub_Goods = new pub_goods();
                            pub_Goods.GoodsID = Guid.NewGuid().ToString();
                            pub_Goods.CompanyID = Application.WebContext.CompanyID;
                            pub_Goods.State = "1";
                            pub_Goods.Createtime = DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss");
                            pub_Goods.Is_del = "0";
                            pub_Goods.Goodsno = worksheet.Cells[row, 1].Value == null ? "" : worksheet.Cells[row,1].Value.ToString();
                            pub_Goods.Goodsname = worksheet.Cells[row,2].Value == null ? "" : worksheet.Cells[row, 2].Value.ToString();
                            pub_Goods.Goodstype = worksheet.Cells[row, 3].Value == null ? "" : worksheet.Cells[row, 3].Value.ToString();
                            pub_Goods.Unit = worksheet.Cells[row, 4].Value == null ? "" : worksheet.Cells[row, 4].Value.ToString();
                            pub_Goods.Goodscode = worksheet.Cells[row, 5].Value == null ? "" : worksheet.Cells[row, 5].Value.ToString();
                            pub_Goods.Approval = worksheet.Cells[row, 6].Value == null ? "" : worksheet.Cells[row, 6].Value.ToString();
                            pub_Goods.Factory = worksheet.Cells[row, 7].Value == null ? "" : worksheet.Cells[row, 7].Value.ToString();
                            pub_Goods.dosage = worksheet.Cells[row, 8].Value==null?"": worksheet.Cells[row, 8].Value.ToString();
                            goods.Add(pub_Goods);
                       
                    }
                    
                    result =_goodsService.AddListAsync(goods).Result;
                }
            }
            catch (Exception ex)
            {
                Logger.Default.ProcessError((int)StatusCodeEnum.ERROR_SYSTEM, ex.Message);
            }
            return Ok(result);
        }