C#中 （HTTP+POST) 用戶端調用服務端的幾種方法

標籤：

                String url = "http://XXXXXXXX";                WebClient webClient = new WebClient();                webClient.Headers.Add("Content-Type", "application/x-www-form-urlencoded");                //方法一                byte[] postData = Encoding.GetEncoding("GBK").GetBytes(str);                byte[] responseData = webClient.UploadData(url, "POST", postData);                ret = Encoding.UTF8.GetString(responseData);//解碼  

WebClient 傳資料流

                String url = "http://xxxxx";                WebClient webClient = new WebClient();                webClient.Headers.Add("Content-Type", "application/x-www-form-urlencoded");                           //方法二                byte[] buffer = Encoding.UTF8.GetBytes(str);                string Send = Encoding.GetEncoding("GBK").GetString(buffer);                ret = webClient.UploadString(url, "POST", Send);

WebClient 傳字串

                -----------------------方法三----------------------------                //轉換為位元組數組                byte[] buffer = Encoding.Default.GetBytes(str);                string Send = Encoding.UTF8.GetString(buffer);                byte[] postData = Encoding.GetEncoding("GBK").GetBytes(Send);                //建立請求                HttpWebRequest request = (HttpWebRequest)HttpWebRequest.Create(url);                request.Method = "POST";                request.ContentType = "application/x-www-form-urlencoded";                request.ContentLength = postData.Length;                //建立輸入資料流                Stream requestStream = request.GetRequestStream();                //發送請求給伺服器                requestStream.Write(postData, 0, postData.Length);                requestStream.Close();                //擷取伺服器返回資訊                HttpWebResponse response = (HttpWebResponse)request.GetResponse();                StreamReader reader = new StreamReader(response.GetResponseStream(), Encoding.UTF8);                string content = reader.ReadToEnd();                string  res = reader.ReadToEnd();                reader.Close();                requestStream.Close();

HttpWebRequest 傳資料流

 

C#中 （HTTP+POST) 用戶端調用服務端的幾種方法