Flutter Google Map, how to merge two different marker list?
GoogleMap( mapType: MapType.normal, initialCameraPosition: CameraPosition( target: geocode!, zoom: 14, ), onMapCreated: (GoogleMapController controller) async { googleMapControllerCompleter.complete(controller); }, compassEnabled: true, myLocationEnabled: true, onTap: (v) {}, markers: <--->), ------ List<Marker> dumA = []; markerGroupA = Set<Marker>.of(dumA); List<Marker> dumB = []; markerGroupB =…