/// <summary>

        /// 将对象转为Json

        /// </summary>

        /// <typeparam name="T"></typeparam>

        /// <param name="obj"></param>

        /// <returns></returns>

        public static string getJsonFromEntity<T>(T obj)

        {

            var jser = new JavaScriptSerializer();

            var json = jser.Serialize(obj);

            return json;

        }

        /// <summary>

        /// 解析JSON字符串生成对象实体

        /// </summary>

        /// <typeparam name="T"></typeparam>

        /// <param name="jsonString"></param>

        /// <returns></returns>

        public static T DeserializeJsonToObject<T>(string jsonString)

        {

            using (var ms = new MemoryStream(Encoding.UTF8.GetBytes(jsonString)))

            {

                return (T)new DataContractJsonSerializer(typeof(T)).ReadObject(ms);

            }

        }