http Get 과 Post 요청 방식

 　　　　string postURL ="http://xxxxx.ashx";

 　　　　List<string> paramName = new List<string>();

 　　　　List<string> paramValue = new List<string>();

 　　　　paramName.Add("userName");

 　　　　paramName.Add("password");

 　　　　paramValue.Add("zhangsan");

 　　　　paramValue.Add("123456");

　　　　　/// <summary>

        /// http   get         

        /// <para>    ：  </para>

        /// <para>    ：2014-07-31</para>

        /// </summary>

        /// <param name="url"></param>

        /// <param name="paramName"></param>

        /// <param name="paramValue"></param>

        /// <returns></returns>

        protected string GetRequest(string url, List<string> paramName, List<string> paramValue)

        {

            string result = string.Empty;

            try

            {

                if (paramName != null && paramValue != null)

                {

                    //    Encoding     

                    StringBuilder sbuilder = new StringBuilder(paramName[0] + "=" + paramValue[0]);

                    for (int i = 1; i < paramName.Count; i++)

                        sbuilder.Append("&" + paramName[i] + "=" + paramValue[i]);

                    url = url + "?" + sbuilder.ToString();

                    var tokenRequest = (HttpWebRequest)WebRequest.Create(url);

                    using (WebResponse tokenResponse = tokenRequest.GetResponse())

                    {

                        Stream stream = tokenResponse.GetResponseStream();

                        if (stream != null)

                        {

                            using (var responseReader = new System.IO.StreamReader(stream, Encoding.UTF8))

                            {

                                result = responseReader.ReadToEnd();

                            }

                        }

                    }

                    return result;

                }

            }

            catch (Exception ex)

            {

                if (ex == null)

                    ex = null;

            }

            return result;

        }



 　　　　/// <summary>

        /// http   post         

        /// <para>    ：  </para>

        /// <para>    ：2014-07-31</para>

        /// </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)

                {

                    //    Encoding     

                    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.UTF8.GetBytes(sbuilder.ToString());

                    //     

                    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();

                    }

                    //     

                    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)

            {

            }

            return result;

        }