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  • asp.net 调用post方法并获取返回值

    /// <summary>
            /// http协议 post数据 接受返回结果
            /// </summary>
            /// <param name="url"></param>
            /// <param name="paramName"></param>
            /// <param name="paramValue"></param>
            /// <returns></returns>
            protected string PostRequest(string url, List<string> paramName, List<string> paramValue)
            {
                string result = string.Empty;
                try
                {
                    if (paramName != null && paramValue != null)
                    {
                        // 编辑并Encoding提交的数据
                        StringBuilder sbuilder = new StringBuilder(paramName[0] + "=" + paramValue[0]);
                        for (int i = 1; i < paramName.Count; i++)
                            sbuilder.Append("&" + paramName[i] + "=" + paramValue[i]);
                        //byte[] data = Encoding.Default.GetBytes(sbuilder.ToString());
                        byte[] data = Encoding.UTF8.GetBytes(sbuilder.ToString());
                        // 发送请求
                        System.Net.HttpWebRequest request = (System.Net.HttpWebRequest)System.Net.WebRequest.Create(url);
                        request.Method = "POST";
                        request.ContentType = "application/x-www-form-urlencoded";
                        request.ContentLength = data.Length;
                        using (Stream stream = request.GetRequestStream())
                        {
                            stream.Write(data, 0, data.Length);
                            stream.Close();
                        }
                        // 获得回复
                        System.Net.HttpWebResponse response = (System.Net.HttpWebResponse)request.GetResponse();
                        using (StreamReader reader = new StreamReader(response.GetResponseStream(), Encoding.UTF8))
                        {
                            result = reader.ReadToEnd();
                            reader.Close();
                            response.Close();
                        }
                    }
                  
                }
                catch (Exception ex)
                {
                    Log.Fatal("异常!"+ex.Message);//记录错误log
                    if (ex == null)
                        ex = null;
                }
                return result;
            }

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  • 原文地址:https://www.cnblogs.com/yonguibe/p/3573241.html
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