C# json 序列化 扩展类

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 static class JsonHelper
{

/// <summary>
/// JSON序列化
/// </summary>

public static string SerializerJson<T>(this 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 DeserializeJson<T>(this string jsonString)
{
DataContractJsonSerializer ser = new DataContractJsonSerializer(typeof(T));
MemoryStream ms = new MemoryStream(Encoding.UTF8.GetBytes(jsonString));
T obj = (T)ser.ReadObject(ms);
return obj;
}
}