上传文件，另存为物理文件方法

publicbool UploadImg(byte[] fileBytes,string path)
    {
        try
        {
            //文件保存目录路径
            String savePath ="/upload/";
            String dirPath = Server.MapPath(savePath);

            FileInfo ff =new FileInfo(dirPath+path);
            if (!ff.Directory.Exists) Directory.CreateDirectory(ff.DirectoryName);
            System.IO.FileStream fs = System.IO.File.Create(dirPath+path);
            fs.Flush();
            fs.Write(fileBytes, 0, fileBytes.Length);
            fs.Close();
            fs.Dispose();
            returntrue;
        }
        catch
        {
            returnfalse;
        }        
    }