<form id="form1" method="post" enctype="multipart/form-data" action="http://localhost:2317/api/uploadFile"><div><label for="Name">Name</label></div><div><input name="Name" type="text" /></div><div><label for="Price">Price</label></div><div><input name="Price" type="text" /></div><div><input name="ImageFile" type="file"  id="me"/></div><div><input type="submit" name="name" value="submit" /></div>
</form>

 　　　　[Route("api/uploadFile")]public HttpResponseMessage PostFile(){HttpResponseMessage result = null;var httpRequest = HttpContext.Current.Request;if (httpRequest.Files.Count > 0){var docfiles = new List<string>();foreach (string file in httpRequest.Files){var postedFile = httpRequest.Files[file];var filePath = HttpContext.Current.Server.MapPath("~/" + postedFile.FileName);postedFile.SaveAs(filePath);docfiles.Add(filePath);}result = Request.CreateResponse(HttpStatusCode.Created, docfiles);}else{result = Request.CreateResponse(HttpStatusCode.BadRequest);}return result;}

//--------上传------------HttpClient client = new HttpClient();#regionMultipartFormDataContent form = new MultipartFormDataContent();StreamContent fileContent = new StreamContent(File.OpenRead(@"D:\uni-all-resources\CloudShop\Source\Development\Uni2uni.iShop\Uni2uni.iShop.WebApi\UploadAudio\ios_2.pcm"));fileContent.Headers.ContentType = new MediaTypeHeaderValue("application/octet-stream");fileContent.Headers.ContentDisposition = new ContentDispositionHeaderValue("form-data");fileContent.Headers.ContentDisposition.FileName = "ios_2.pcm";form.Add(fileContent);#endregionHttpResponseMessage res = client.PostAsync("http://app.uni2uni.com/api/Audio/UploadAudioResponseMessage", form).Result;var uploadModel = res.Content.ReadAsStringAsync().Result;