参数
- newGeoJson: undefined | FeatureCollection<Geometry, GeoJsonProperties>
- oldGeoJson: undefined | FeatureCollection<Geometry, GeoJsonProperties>
- compareContent: boolean = false
返回 {
contentUnchangedIds?: string[];
contentUpdatedIds?: string[];
newIds: string[];
removedIds: string[];
unchangedIds: string[];
}
无变化 id 数组、新增 id 数组、删除 id 数组、 optionally: 内容无变化 id 数组、内容更新 id 数组
比较新旧 GeoJSON,返回差异信息