C# 模拟POST提交（根据URL地址，参数以xml形式传递）

柔光的暖阳◎ 2022-08-27 02:28 132阅读 0赞

/// <summary>
            /// 模拟POST提交
            /// </summary>
            /// <param name="url">请求地址</param>
            /// <param name="uploadData">xml参数</param>
            /// <returns>返回结果</returns>
            public string PostJDWebHtml(String url, String uploadData)
            {
                HttpWebRequest myHttpWebRequest = (HttpWebRequest)HttpWebRequest.Create(url);
                myHttpWebRequest.Method = "POST";
                myHttpWebRequest.ContentType = "application/x-www-form-urlencoded;charset=utf-8";
    
                // Encode the data
                byte[] encodedBytes = Encoding.UTF8.GetBytes(uploadData);
                myHttpWebRequest.ContentLength = encodedBytes.Length;
    
                // Write encoded data into request stream
                Stream requestStream = myHttpWebRequest.GetRequestStream();
                requestStream.Write(encodedBytes, 0, encodedBytes.Length);
                requestStream.Close();
    
                HttpWebResponse result;
    
                try
                {
                    result = (HttpWebResponse)myHttpWebRequest.GetResponse();
                }
                catch
                {
                    return string.Empty;
                }
    
                if (result.StatusCode == HttpStatusCode.OK)
                {
                    using (Stream mystream = result.GetResponseStream())
                    {
                        using (StreamReader reader = new StreamReader(mystream))
                        {
                            return reader.ReadToEnd();
                        }
                    }
                }
    
                return null;
    
            }