list 为对象列表
JsonSerializerSettings setting = new JsonSerializerSettings();
setting.NullValueHandling = NullValueHandling.Ignore;
return Newtonsoft.Json.JsonConvert.SerializeObject(list, setting);
list 为对象列表
JsonSerializerSettings setting = new JsonSerializerSettings();
setting.NullValueHandling = NullValueHandling.Ignore;
return Newtonsoft.Json.JsonConvert.SerializeObject(list, setting);