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using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Runtime.Serialization.Json;
using System.IO;
using System.Text;
/// <summary>
/// JSON序列化和反序列化辅助类
/// </summary>
public class JsonHelper
{
/// <summary>
/// JSON序列化
/// </summary>
public static string JsonSerializer<T>(T t)
{
DataContractJsonSerializer ser = new DataContractJsonSerializer(typeof(T));
MemoryStream ms = new MemoryStream();
ser.WriteObject(ms, t);
string jsonString = Encoding.UTF8.GetString(ms.ToArray());
ms.Close();
return jsonString;
}
/// <summary>
/// JSON反序列化
/// </summary>
public static T JsonDeserialize<T>(string jsonString)
{
DataContractJsonSerializer ser = new DataContractJsonSerializer(typeof(T));
MemoryStream ms = new MemoryStream(Encoding.UTF8.GetBytes(jsonString));
T obj = (T)ser.ReadObject(ms);
return obj;
}
}
using System; using System.Collections.Generic; using System.Linq; using System.Web; using System.Web.UI; using System.Web.UI.WebControls; namespace WEBTEST { public partial class WebForm1 : System.Web.UI.Page { protected void Page_Load(object sender, EventArgs e) { Person pp = new Person("lizhijie", 12); string aaa = JsonHelper.JsonSerializer<Person>(pp); Person pp2 = JsonHelper.JsonDeserialize<Person>(aaa); Response.Write(aaa + "<br/>"); Response.Write(pp2.Age.ToString() + "<br/>"); Response.Write(pp2.Name); } } public class Person { public Person() { } public Person(string name, int age) { this.Name = name; this.Age = age; } public string Name { get; set; } public int Age { get; set; } } }
可以使用DataContractJsonSerializer类将类型实例序列化为JSON字符串，并将JSON字符串反序列化为类型实例。DataContractJsonSerializer在System.Runtime.Serialization.Json命名空间下，.NET Framework 3.5包含在System.ServiceModel.Web.dll中，需要添加对其的引用；.NET Framework 4在System.Runtime.Serialization中。
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原文地址：http://www.cnblogs.com/lierjie/p/4502159.html
