/// <summary>        /// 序列化成XML        /// </summary>        /// <typeparam name="T"></typeparam>        /// <param name="obj"></param>        /// <returns></returns>        public static string XmlSerialize<T>(T obj, Encoding encoding)        {            string result = string.Empty;            try            {                using (MemoryStream memoryStream = new MemoryStream())                {                    XmlSerializer xmlSerializer = new XmlSerializer(obj.GetType());                    //序列化對象                    XmlSerializerNamespaces namespaces = new XmlSerializerNamespaces();                    namespaces.Add("", "");                    XmlTextWriter xmlTextWriter = new XmlTextWriter(memoryStream, encoding);                    xmlTextWriter.Formatting = System.Xml.Formatting.None;                    xmlSerializer.Serialize(xmlTextWriter, obj, namespaces);                    xmlTextWriter.Flush();                    xmlTextWriter.Close();                    result = encoding.GetString(memoryStream.ToArray());                }            }            catch            {                            }            return result;        }