Methods for remote uploading of pictures based on Web Service

HttpFileCollection files = ;
string filePath = files[0].FileName;
string fileName = (("//") + 1);
byte[] datas = new byte[files[0].ContentLength];
 fs;
 web = new ();
fs = ()files[0].InputStream;
//Read the input stream into a two-dimensional array(datas, 0, files[0].ContentLength);
();
((datas,fileName));

[WebMethod(Description="Upload server image information and return whether it is successful")]
public string UploadFile(byte[] fs,string fileName)
{
  //Create memory stream Write array into memory stream  MemoryStream memory = new MemoryStream(fs);
  //Write memory stuff into file stream  FileStream stream = new FileStream((".") + "//images" + fileName,);
  //Write the memory stream into the FileStream stream  (stream);
  ();
  memory = null;
  stream = null;
  return "The file upload was successful!";
}