c# 單個檔案上傳至伺服器

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#region 單個檔案上傳至伺服器/// <summary>/// 單個檔案上傳至伺服器/// </summary>/// <param name="uriAddress">接收檔案資源的URI, 例如: http://xxxx/Upload.aspx?UID=11111</param>/// <param name="filePath">要發送的資源檔, 例如: @"D:\workspace\WebService 相關.doc</param>/// <returns>返迴文件儲存的相對路徑, 例如: "upload/xxxxx.jpg" 或者出錯返回 ""</returns>public static string UploadFile(string uriAddress, string filePath){//利用 WebClientSystem.Net.WebClient webClient = new System.Net.WebClient();webClient.Credentials = System.Net.CredentialCache.DefaultCredentials;try{byte[] responseArray = webClient.UploadFile(uriAddress, "POST", filePath);string savePath = System.Text.Encoding.ASCII.GetString(responseArray);return savePath;}catch (Exception){return "";}}#endregion