Returns a publisher that emits events when broadcasting notifications.
- iOS 7.0+
- macOS 10.9+
- Mac Catalyst 13.0+
- tvOS 9.0+
- watchOS 2.0+
- Xcode 11.0+
The name of the notification to publish.
The object posting the named notification. If
nil, the publisher emits elements for any object producing a notification with the given name.
Publisher that emits events when broadcasting notifications.