1    public class UpLoadController : ControllerBase 2     { 3         private readonly IHostingEnvironment _hostingEnvironment; 4  5         public UpLoadController(IHostingEnvironment hostingEnvironment) 6         { 7             _hostingEnvironment = hostingEnvironment; 8         }         9         [HttpPost]10         public async Task
      
        Post([FromForm] IFormCollection formCollection)11         {12             string result = "";13             string webRootPath = _hostingEnvironment.WebRootPath;14             string contentRootPath = _hostingEnvironment.ContentRootPath;15 16             FormFileCollection filelist = (FormFileCollection)formCollection.Files;17 18             foreach (IFormFile file in filelist)19             {20                 String Tpath = "/" + DateTime.Now.ToString("yyyy-MM-dd") + "/";21                 string name = file.FileName;22                 string FileName = DateTime.Now.ToString("yyyyMMddHHmmssfff");23                 string FilePath = webRootPath + Tpath;24 25                 string type = System.IO.Path.GetExtension(name);26                 DirectoryInfo di = new DirectoryInfo(FilePath);27 28 29                 if (!di.Exists) { di.Create(); }30 31                 using (FileStream fs = System.IO.File.Create(FilePath + FileName + type))32                 {33                     // 复制文件34                     file.CopyTo(fs);35                     // 清空缓冲区数据36                     fs.Flush();37                 }38                 result = "1";39             }40             return result;41         }42     }
      

[HttpPost]        public async Task
      
        Post()        {            string result = "";            HttpFileCollection filelist = HttpContext.Current.Request.Files;            if (filelist != null && filelist.Count > 0)            {                for (int i = 0; i < filelist.Count; i++)                {                    HttpPostedFile file = filelist[i];                    String Tpath = "/" + DateTime.Now.ToString("yyyy-MM-dd") + "/";                    string filename = file.FileName;                    string FileName = DateTime.Now.ToString("yyyyMMddHHmmssfff");                    string FilePath = HttpContext.Current.Server.MapPath("~/" + Tpath);                    string type = System.IO.Path.GetExtension(filename);                    DirectoryInfo di = new DirectoryInfo(FilePath);                    if (!di.Exists) { di.Create(); }                    try                    {                        file.SaveAs(FilePath + FileName+type);                        result = "1";                    }                    catch (Exception ex)                    {                        result = "上传文件写入失败：" + ex.Message;                    }                }            }            else            {                result = "上传的文件信息不存在！";            }            return result;        }
      

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