public MJson(string json)
        {
            val = json;
            if (json == null)
            {
                return;
            }
            try
            {
                if (json[0] == '[')
                {
                    handleArray(json);
                    return;
                }

                int length = json.Length;

                for (int i = 0; i < length; i++)
                {
                    bool isNext = false;
                    while (i < length && json[i++] != '"')
                    {
                        ;
                    }
                    while (i < length && json[i] != '"')
                    {
                        key.Append(json[i++]);
                    }
                    while (i < length && json[i++] != ':')
                    {
                        ;
                    }
                    while (i < length && json[i] != '"' && json[i] != '[' && json[i] != '{')
                    {
                        if (json[i] == 'n' &&
                            json[i + 1] == 'u' &&
                            json[i + 2] == 'l' &&
                            json[i + 3] == 'l')
                        {
                            dic.Add(key.ToString(), null);
                            key.Clear();
                            value.Clear();
                            i     += 3;
                            isNext = true;
                            break;
                        }
                        if (json[i] >= '0' && json[i] <= '9')
                        {
                            while (json[i] != ',' && json[i] != '}')
                            {
                                value.Append(json[i++]);
                            }
                            i--;
                            dic.Add(key.ToString(), new MJson(value.ToString().Trim()));
                            key.Clear();
                            value.Clear();
                            isNext = true;
                            break;
                        }
                        ///////////////////////////////////////////////////////////
                        i++;
                    }
                    if (isNext)
                    {
                        continue;
                    }
                    i++;
                    if (i - 1 > length || i > length)
                    {
                        return;
                    }
                    if (json[i - 1] == '"')
                    {
                        while (i < length && json[i] != '"')
                        {
                            value.Append(json[i++]);
                        }
                        dic.Add(key.ToString(), new MJson(value.ToString(), true));
                        key.Clear();
                        value.Clear();
                    }
                    else if (json[i - 1] == '{')
                    {
                        value.Append("{");
                        while (
                            (i < length && json[i] != '}' && isStart == false) ||
                            (i < length && json[i] == '}' && isStart == false && big != 0) ||
                            (i < length && isStart))
                        {
                            if (isStart == false && json[i] == '{')
                            {
                                big++;
                            }
                            if (isStart == false && json[i] == '}')
                            {
                                big--;
                            }
                            value.Append(json[i++]);
                        }
                        value.Append("}");
                        MJson mj = new MJson(value.ToString());
                        value.Clear();
                        dic.Add(key.ToString(), mj);
                        key.Clear();
                        value.Clear();
                    }
                    else
                    {
                        value.Append("[");
                        while (
                            (i < length && json[i] != ']' && isStart == false) ||
                            (i < length && json[i] == ']' && isStart == false && middle != 0) ||
                            (i < length && isStart))
                        {
                            if (isStart == false && json[i] == '[')
                            {
                                middle++;
                            }
                            if (isStart == false && json[i] == ']')
                            {
                                middle--;
                            }
                            value.Append(json[i++]);
                        }
                        value.Append("]");
                        MJson mj = new MJson(value.ToString());
                        value.Clear();
                        dic.Add(key.ToString(), mj);
                        key.Clear();
                        value.Clear();
                    }
                }
            }
            catch (Exception e)
            {
                error = e.ToString();
            }
        }
        //获取网络数据-方式2
        public static MJson Post(Dictionary <string, string> pairs, string key, out string error)
        {
            Log.AddLog("TEST", "4");
            string url = Config.net_dic("basePath") + Config.net_dic(key);

            clearParameter();
            bool isFirst = true;

            foreach (KeyValuePair <string, string> kv in pairs)
            {
                if (isFirst)
                {
                    AddFirstParameter(kv.Key, kv.Value);
                    isFirst = false;
                }
                else
                {
                    addParameter(kv.Key, kv.Value);
                }
            }
            addParameterEnd();
            string jsonParas = data.ToString();

            data.Clear();

            Log.AddLog("Post", "URL:" + url);
            Log.AddLog("Post", "Ins:" + jsonParas);
            error = null;
            try
            {
                string strURL = url;

                //创建一个HTTP请求
                HttpWebRequest request = (HttpWebRequest)WebRequest.Create(strURL);
                //Post请求方式
                request.Method = "POST";
                //内容类型
                request.ContentType = "application/json";

                //设置参数,并进行URL编码

                string paraUrlCoded = jsonParas;//System.Web.HttpUtility.UrlEncode(jsonParas);

                byte[] payload;
                //将Json字符串转化为字节
                payload = System.Text.Encoding.UTF8.GetBytes(paraUrlCoded);
                //设置请求的ContentLength
                request.ContentLength = payload.Length;
                //发送请求,获得请求流

                Stream writer;
                try
                {
                    writer = request.GetRequestStream();//获取用于写入请求数据的Stream对象
                }
                catch (Exception)
                {
                    writer = null;
                    Log.AddLog("Post", "Ret:连接服务器失败!");
                    error = "连接服务器失败";
                    return(null);
                }
                //将请求参数写入流
                writer.Write(payload, 0, payload.Length);
                writer.Close();//关闭请求流
                //String strValue = "";//strValue为http响应所返回的字符流
                HttpWebResponse response;
                try
                {
                    //获得响应流
                    response = (HttpWebResponse)request.GetResponse();
                }
                catch (WebException ex)
                {
                    response = ex.Response as HttpWebResponse;
                }
                Stream       s           = response.GetResponseStream();
                StreamReader sRead       = new StreamReader(s);
                string       postContent = sRead.ReadToEnd();
                sRead.Close();
                Log.AddLog("Post", "Ret:" + postContent);
                MJson json = new MJson(postContent);
                if (json.error != null)
                {
                    error = json.error;
                }
                else if (json["result"].ToString() != "0")
                {
                    error = json["message"].ToString();
                }
                return(json);
            }
            catch (Exception e)
            {
                error = e.ToString();
                Log.AddLog("Post", error);
            }
            return(null);
        }