[Android] WP How to upload a file to PHP

When receiving files need to use PHP $ _FILES ["file"] ["name"];, HttpWebRequest upload files how to add a file "name" field names do
--- --- Solution --------------------------------------------

  HttpWebRequest upLoadFileRequest = HttpWebRequest.CreateHttp("http：//phpurl");
  upLoadFileRequest.Method = "POST";
  upLoadFileRequest.ContentType = "multipart/form-data";
  upLoadFileRequest.BeginGetRequestStream((ar) =>
  {
      HttpWebRequest request = (HttpWebRequest)ar.AsyncState;
      using (StreamWriter bodyStream = new StreamWriter(request.EndGetRequestStream(ar)))
      {
          byte[] fileStreams = null;//把你要传的文件读成字节流
          bodyStream.WriteLine(String.Format("Content-Disposition: form-data; name=\"{0}\"; filename=\"{1}\"", "name", "123.css"));
          bodyStream.WriteLine(String.Format("Content-Type: {0}", "text/css"));
          bodyStream.BaseStream.Write(fileStreams, 0, fileStreams.Length);
          request.BeginGetResponse((ar2) =>
          {
              //发送请求完成
  
          }, request);
      }
  }, upLoadFileRequest);
  

roughly such a wording
------ eference ------------------------------- --------
file name ? Do not customize