有人可以提供forEachProperty()的示例吗？https://developers.google.com/maps/documentation/javascript/reference#Data.FeatureforEachProperty(callback:function(*,string))Repeatedlyinvokesthegivenfunction,passingapropertyvalueandnameoneachinvocation.Theorderofiterationthroughthepropertiesisundefined.要么是我的谷歌搜索有缺陷