1. 程式人生 > >C#將Json字串反序列化成List物件類集合

C#將Json字串反序列化成List物件類集合

C#Json字串反序列化成List物件類集合

using System.IO;

using System.Web.Script.Serialization;

using System.Runtime.Serialization.Json;

public static List<T> JSONStringToList<T>(this string JsonStr)

{

        JavaScriptSerializer Serializer = new JavaScriptSerializer();

        List<T> objs = Serializer.Deserialize<List

<T>>(JsonStr);

        return objs;

}

    public static T Deserialize<T>(string json)

{

T obj = Activator.CreateInstance<T>();

        using (MemoryStream ms = new MemoryStream(Encoding.UTF8.GetBytes(json)))

{

            DataContractJsonSerializer serializer = new DataContractJsonSerializer

(obj.GetType());

            return (T)serializer.ReadObject(ms);

}

}

好了,我們來測試下

string JsonStr = "[{Name:'蘋果',Price:5.5},{Name:'橘子',Price:2.5},{Name:'柿子',Price:16}]";

List<Product> products = new List<Product>();

products = JSONStringToList<Product>(JsonStr);

//Response.Write(products.Count());

foreach (var item in products)

{

Response.Write(item.Name + ":" + item.Price + "<br />");

}

public class Product

{

public string Name { getset; }

public double Price { getset; }

}

結果:

蘋果:5.5
橘子
:2.5
柿子:16