Mvc学习--1

@using (Html.BeginForm("Index", "LoadXml", FormMethod.Post, new { enctype = "multipart/form-data" }))
{
<input type="file" name="file" />
<input type="submit" value="上传"/>
}

 [HttpPost]
        public ActionResult Index(string filenamePath, HttpPostedFileBase file)
        {
            Dictionary<string, string> packdit = new Dictionary<string, string>();
            if (file == null)
            {
                return Content("没有文件！", "text/plain");
            }
            var fileName = Path.Combine(Request.MapPath("~/Upload"), Path.GetFileName(file.FileName));
            try
            {
                if (FileHelper.IsExistFile(fileName))
                {
                    
                }else
                file.SaveAs(fileName);
                //tm.AttachmentPath = fileName;//得到全部model信息
                filenamePath = "../upload/" + Path.GetFileName(file.FileName);
                //return Content("上传成功！", "text/plain");
                //加载excel文档
                 DataTable dt =new DataTable();
                dt = ExcelHelper.ExcelToDataSet("sheel1", fileName);
                
                if (dt != null)
                {
                    foreach (DataRow dr in dt.Rows)
                    {
                        packdit.Add(dr[1].ToString(),dr[2].ToString());
                    }
                }

            } 
            catch
            {
                return Content("上传异常 ！", "text/plain");
            }
            return View("show",packdit);
        }