mapViewDidChangeVisibleRegion(_:)
Tells the delegate when the map view’s visible region changes.
Declaration
optional func mapViewDidChangeVisibleRegion(_ mapView: MKMapView)Parameters
- mapView:
The map view with the visible region that changes.
Discussion
Use this method to update the map in response to intermediate changes to the region. The map view calls this method each time the value of its visible region changes.