JsonHelper

/// 

/// JSON帮助类
/// 
public static class JsonHelper
{
    /// 

    /// 1.JSON序列化 （将对象转为JSON串）
    /// 
    /// 
    /// 
    /// 返回JSON串
    public static string JsonSerializer(T t)
    {

//方法一:
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;
//方法二:
DataContractJsonSerializer json = new DataContractJsonSerializer(obj.GetType());
using (MemoryStream stream = new MemoryStream())
{
json.WriteObject(stream, obj);
string szJson = Encoding.UTF8.GetString(stream.ToArray());
return szJson;
}

    }



    /// 

    /// JSON反序列化 （将JSON 转为对象）
    /// 
    /// 
    /// 
    /// 返回T类型的对象
    public static T JsonDeserialize(string jsonString)
    {
        DataContractJsonSerializer ser = new DataContractJsonSerializer(typeof(T));
        MemoryStream ms = new MemoryStream(Encoding.UTF8.GetBytes(jsonString));
        T obj = (T)ser.ReadObject(ms);
        return obj;
    }
}

把上述代码方法新建class类中,在项目中直接引用即可