using System;

using System.IO;

using System.Text;

using System.Xml;

using System.Xml.Serialization;

namespace ConsoleApplication1

{

    class Program

    {

        static void Main(string[] args)

        {

            //序列化

            Person person = new Person() { Name = "dnawo", Age =  };

            string xml = Serialize(person);

            Console.WriteLine(xml);

            //反序列化

            person = Deserialize<Person>(xml);

            Console.WriteLine(person.Name);

            Console.ReadKey();

        }

        /// <summary>

        /// 序列化

        /// </summary>

        /// <param name="o"></param>

        /// <returns></returns>

        public static string Serialize(object o)

        {

            return Serialize(o, new UTF8Encoding(false));

        }

        /// <summary>

        /// 序列化

        /// </summary>

        /// <param name="o"></param>

        /// <param name="encode"></param>

        /// <returns></returns>

        public static string Serialize(object o, Encoding encode)

        {

            string result = string.Empty;

            //方法1：

            using (MemoryStream output = new MemoryStream())

            {

                XmlSerializer serializer = new XmlSerializer(o.GetType());

                serializer.Serialize(output, o);

                result = encode.GetString(output.ToArray());

            }

            //方法2：

            //using (MemoryStream output = new MemoryStream())

            //{

            //    using (XmlTextWriter writer = new XmlTextWriter(output, encode))

            //    {

            //        XmlSerializer serializer = new XmlSerializer(o.GetType());

            //        serializer.Serialize(writer, o);

            //    }

            //    result = encode.GetString(output.ToArray());

            //}

            //方法3：可删除xml声明和默认命名空间(xmlns:xsi,xmlns:xsd)

            //XmlWriterSettings setting = new XmlWriterSettings();

            //setting.Encoding = encode;

            //setting.OmitXmlDeclaration = true;

            //XmlSerializerNamespaces namespaces = new XmlSerializerNamespaces();

            //namespaces.Add("", "");

            //using (MemoryStream output = new MemoryStream())

            //{

            //    using (XmlWriter writer = XmlWriter.Create(output, setting))

            //    {

            //        XmlSerializer serializer = new XmlSerializer(o.GetType());

            //        serializer.Serialize(writer, o, namespaces);

            //        result = encode.GetString(output.ToArray());

            //    }

            //}

            return result;

        }

        /// <summary>

        /// 反序列化

        /// </summary>

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

        /// <param name="str"></param>

        /// <returns></returns>

        public static T Deserialize<T>(string str) where T : class

        {

            return Deserialize<T>(str, new UTF8Encoding(false));

        }

        /// <summary>

        /// 反序列化

        /// </summary>

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

        /// <param name="str"></param>

        /// <param name="encode"></param>

        /// <returns></returns>

        public static T Deserialize<T>(string str, Encoding encode) where T : class

        {

            T result = null;

            //方法1：

            using (MemoryStream input = new MemoryStream(encode.GetBytes(str)))

            {

                XmlSerializer serializer = new XmlSerializer(typeof(T));

                result = serializer.Deserialize(input) as T;

            }

            //方法2：

            //using (MemoryStream input = new MemoryStream(encode.GetBytes(str)))

            //{

            //    using (XmlTextReader reader = new XmlTextReader(input))

            //    {

            //        XmlSerializer serializer = new XmlSerializer(typeof(T));

            //        result = serializer.Deserialize(reader) as T;

            //    }

            //}

            //方法3：

            //using (MemoryStream input = new MemoryStream(encode.GetBytes(str)))

            //{

            //    using (XmlReader reader = XmlReader.Create(input))

            //    {

            //        XmlSerializer serializer = new XmlSerializer(typeof(T));

            //        result = serializer.Deserialize(reader) as T;

            //    }

            //}

            return result;

        }

    }

   /// <summary>

    /// 测试类

    /// </summary>

    [XmlRoot("per")]

    public class Person

    {

        [XmlElement("na")]

        public string Name { get; set; }

        [XmlElement("ag")]

        public int Age { get; set; }

    }

<?xml version="1.0" encoding="utf-8"?><per xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema"><na>dnawo</na><ag></ag></per>