public static class JSONHelper{/// <summary>/// 将对象转化为Json字符串/// </summary>/// <typeparam name="T">对象类型</typeparam>/// <param name="instanse">对象本身</param>/// <returns>JSON字符串</returns>public static string Serializer<T>(this T instanse){try{DataContractJsonSerializer js = new DataContractJsonSerializer(typeof(T));using (MemoryStream ms = new MemoryStream()){js.WriteObject(ms, instanse);ms.Flush();ms.Seek(0, SeekOrigin.Begin);StreamReader sr = new StreamReader(ms);return sr.ReadToEnd();}}catch{return String.Empty;}}/// <summary>/// 将字符串转化为JSON对象，如果转换失败，返回default(T)/// </summary>/// <typeparam name="T">对象类型</typeparam>/// <param name="s">字符串</param>/// <returns>转换值</returns>public static T Deserializer<T>(this string s){try{DataContractJsonSerializer js = new DataContractJsonSerializer(typeof(T));using (MemoryStream ms = new MemoryStream()){StreamWriter sw = new StreamWriter(ms);sw.Write(s);sw.Flush();ms.Seek(0, SeekOrigin.Begin);return (T)js.ReadObject(ms);}}catch{return default(T);}}}