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/// /// 数据上传发送 /// ///要上传的对象 /// public responseObject UploadString(updownObject obj) { //服务器地址 string url = "服务器地址"; //post请求地址 string postRequestAddress = "post请求地址"; //请求参数 Dictionary<string, string> RequestParameters = new Dictionary<string, string>(); RequestParameters.Add("请求参数名1", "请求参数值1"); RequestParameters.Add("请求参数名2", "请求参数值2"); RequestParameters.Add("id", obj.id.ToString()); RequestParameters.Add("name", obj.name.ToString()); RequestParameters.Add("age", obj.age.ToString()); //请求发送字符串 string postDataStr = ""; foreach (var item in RequestParameters) { if (item.Equals( RequestParameters.Last())) { postDataStr += item.Key + "=" + item.Value ; } else { postDataStr += item.Key + "=" + item.Value + "&"; } } //发送上传数据 string responseStr= HttpPostStr(url + "/api_pc_cashier/"+ postRequestAddress, postDataStr); //将返回的数据解析为对象 responseObject responseObj= JsonConvert.DeserializeObject(responseStr); return responseObj; } //http post 发送请求 public static string HttpPost(string Url, string postDataStr) { try { HttpWebRequest request = (HttpWebRequest)WebRequest.Create(Url); request.Method = "POST"; request.ContentType = "application/x-www-form-urlencoded"; Stream myRequestStream = request.GetRequestStream(); StreamWriter myStreamWriter = new StreamWriter(myRequestStream, Encoding.GetEncoding("gb2312")); myStreamWriter.Write(postDataStr); myStreamWriter.Close(); HttpWebResponse response = (HttpWebResponse)request.GetResponse(); Stream myResponseStream = response.GetResponseStream(); StreamReader myStreamReader = new StreamReader(myResponseStream, Encoding.GetEncoding("utf-8")); string retString = myStreamReader.ReadToEnd(); myStreamReader.Close(); myResponseStream.Close(); return retString; } catch (WebException ex) { HttpWebResponse res = (HttpWebResponse)ex.Response; } } |
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