How can I detect which annotation was selected in MapView

Question

I\'ve made a few annotations inside the Map and when I tap on them I see some informations and I have a button that opens Maps and with the right information that I can\'t take

Answer 1

For Swift 4

func mapView(_ mapView: MKMapView, didSelect view: MKAnnotationView) {
    var selectedAnnotation = view.annotation
}