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  • string字符串转为json与json转对象

    添加引用,Newtonsoft.Json.dll ,using Newtonsoft.Json.Linq;

    //字符串转json
    public static void strJson()
    {
    string jsonText = "{"shenzheng":"深圳","beijing":"北京","shanghai":[{"zj1":"zj11","zj2":"zj22"},"zjs"]}";
    
    JObject jo = (JObject)JsonConvert.DeserializeObject(jsonText);//或者JObject jo = JObject.Parse(jsonText);
    string zone = jo["shenzheng"].ToString();//输出 "深圳"
    string zone_en = jo["shanghai"].ToString();//输出 "[{"zj1":"zj11","zj2":"zj22"},"zjs"]"
    string zj1 = jo["shanghai"][1].ToString();//输出 "zjs"
    Console.WriteLine(jo);
    }
    

      

    //对象与数组转JSON
        public static void GetJsonString()
        {
            //初始化对象
            Obj product = new Obj() { Name = "苹果", Price = 5.5 };
            //序列化
            string o = new JavaScriptSerializer().Serialize(product);//值:"{"Name":"苹果","Price":5.5}"
    
            //数组转json
            List<Obj> products = new List<Obj>(){
            new Obj(){Name="苹果",Price=5.5},
            new Obj(){Name="橘子",Price=2.5},
            new Obj(){Name="干柿子",Price=16.00}
            };
    
            ProductList productlist = new ProductList();
            productlist.GetProducts = products;
            //序列化
            string os = new JavaScriptSerializer().Serialize(productlist);
            //输出 "{"GetProducts":[{"Name":"苹果","Price":5.5},{"Name":"橘子","Price":2.5},{"Name":"干柿子","Price":16}]}"
        }
    
        //json转对象、数组, 反序列化
        public static void JSONStringToList()
        {
    
            //json格式字符串
            string JsonStr = "{Name:'苹果',Price:5.5}";
            JavaScriptSerializer Serializer = new JavaScriptSerializer();
    
            //json字符串转为对象, 反序列化
            Obj obj = Serializer.Deserialize<Obj>(JsonStr);
                Console.Write(obj.Name + ":" + obj.Price + "
    ");
    
            //json格式字符串
            string JsonStrs = "[{Name:'苹果',Price:5.5},{Name:'橘子',Price:2.5},{Name:'柿子',Price:16}]";
    
            JavaScriptSerializer Serializers = new JavaScriptSerializer();
    
            //json字符串转为数组对象, 反序列化
            List<Obj> objs = Serializers.Deserialize<List<Obj>>(JsonStrs);
    
            foreach (var item in objs)
            {
               Console.Write(item.Name + ":" + item.Price + "
    ");
            }
        }
    

      转自:https://www.cnblogs.com/Dumb-dog/p/11511799.html。

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  • 原文地址:https://www.cnblogs.com/jstblog/p/15090863.html
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