using System;
using System.Collections.Generic;
using System.Text;
using System.Data;
using System.IO;
using System.Xml.Serialization;
using System.Xml;


    public class XmlUtil
    {

        #region 反序列化
        /// <summary>
        /// 反序列化
        /// </summary>
        /// <param name="type">类型</param>
        /// <param name="xml">XML字符串</param>
        /// <returns></returns>
        public static object Deserialize(Type type,string xml)
        {
            try
            {
                using (StringReader sr = new StringReader(xml))
                {
                    XmlSerializer xmldes = new XmlSerializer(type);
                    return xmldes.Deserialize(sr);
                }
            }
            catch (Exception e)
            {

                return null;
            }
        }
        /// <summary>
        /// 反序列化
        /// </summary>
        /// <param name="type"></param>
        /// <param name="xml"></param>
        /// <returns></returns>
        public static object Deserialize(Type type,Stream stream)
        {
            XmlSerializer xmldes = new XmlSerializer(type);
            return xmldes.Deserialize(stream);
        }
        #endregion

        #region 序列化XML文件
        /// <summary>
        /// 序列化XML文件
        /// </summary>
        /// <param name="type">类型</param>
        /// <param name="obj">对象</param>
        /// <returns></returns>
        public static string Serializer(Type type,object obj)
        {
            MemoryStream Stream = new MemoryStream();
            //创建序列化对象
            XmlSerializer xml = new XmlSerializer(type);
            try
            {
                //序列化对象
                xml.Serialize(Stream,obj);
            }
            catch (InvalidOperationException)
            {
                throw;
            }
            Stream.Position = 0;
            StreamReader sr = new StreamReader(Stream);
            string str = sr.ReadToEnd();
            return str;
        }
        #endregion




    }

使用： var _List = (List)XmlUtil.Deserialize(typeof(List),xmldocment); var xmldocment= XmlUtil.Serializer(typeof(Class1),Class1);