json:
[{"tmp":"13.3","hmt":"38.4","time":"00:00"},{"tmp":"13.2","hmt":"36.9","time":"00:59"},{"tmp":"13.1","hmt":"36.8","time":"02:00"},{"tmp":"13.0","hmt":"36.7","time":"03:00"},{"tmp":"13.0","hmt":"36.7","time":"04:01"},{"tmp":"12.9","hmt":"36.6","time":"05:02"},{"tmp":"12.8","hmt":"36.5","time":"06:02"},{"tmp":"12.8","hmt":"37.4","time":"07:03"},{"tmp":"12.9","hmt":"38.9","time":"08:04"},{"tmp":"12.9","hmt":"41.8","time":"09:04"},{"tmp":"13.2","hmt":"42.1","time":"10:05"},{"tmp":"13.3","hmt":"40.5","time":"11:06"},{"tmp":"13.5","hmt":"40.5","time":"12:06"},{"tmp":"13.6","hmt":"38.9","time":"13:07"},{"tmp":"13.5","hmt":"38.8","time":"14:08"},{"tmp":"13.5","hmt":"39.8","time":"15:08"},{"tmp":"13.4","hmt":"40.1","time":"16:09"},{"tmp":"13.3","hmt":"40.5","time":"17:10"},{"tmp":"13.3","hmt":"46.5","time":"18:10"},{"tmp":"13.3","hmt":"47.6","time":"19:11"},{"tmp":"13.3","hmt":"46.2","time":"20:11"},{"tmp":"13.3","hmt":"45.4","time":"21:12"},{"tmp":"13.2","hmt":"43.3","time":"22:13"},{"tmp":"13.2","hmt":"42.3","time":"23:14"}]
valno里面就是上面json的内容
DimcontentAsObject=CType(JsonConvert.DeserializeObject(valno),JObject)
出现：无法将类型为“Newtonsoft.Json.Linq.JArray”的对象强制转换为类型“Newtonsoft.Json.Linq.JObject”.
求助
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