C#实现Json序列化删除null值的方法实例

Model model=JsonConvert.DeserializeObject<Model>(val);

string jsonString = JsonConvert.SerializeObject(obj);

var jsonSetting = new JsonSerializerSettings {NullValueHandling = NullValueHandling.Ignore};

var json = JsonConvert.SerializeObject（data， Formatting.Indented， jsonSetting）;