使用WinForm上传文件到服务器的实现代码

 private void button2_Click(object sender, EventArgs e)
        {
            UpLoadFile("D:\\resource1.doc", "E:\\");

        }
        //// <summary>
        /// WebClient上传文件至服务器
        /// </summary>
        /// <param name="fileNamePath">文件名，全路径格式</param>
        /// <param name="uriString">服务器文件夹路径</param>
        private void UpLoadFile(string fileNamePath, string uriString)
        {
            //文件名
            string FileName = Path.GetFileName(fileNamePath);
            //文件格式
            string fileNameExt = fileNamePath.Substring(fileNamePath.LastIndexOf(".") + 1);
            if (uriString.EndsWith("/") == false) uriString = uriString + "/";
            uriString = uriString + FileName;
            WebClient myWebClient = new WebClient();
            myWebClient.Credentials = CredentialCache.DefaultCredentials;
            // 要上传的文件
            FileStream fs = new FileStream(fileNamePath, FileMode.Open, FileAccess.Read);
            BinaryReader r = new BinaryReader(fs);
                byte[] postArray = r.ReadBytes((int)fs.Length);
                Stream postStream = myWebClient.OpenWrite(uriString, "PUT");
                if (postStream.CanWrite)
                {
                    postStream.Write(postArray, 0, postArray.Length);
                }
                else