1. Dart
2. dart:web_audio
3. AudioTrackList
4. changeEvent constant

##### AudioTrackList class

1. Properties
2. hashCode
3. length
4. on
5. onChange
6. runtimeType
7. Methods
8. addEventListener
9. dispatchEvent
10. getTrackById
11. noSuchMethod
12. removeEventListener
13. toString
14. Operators
15. operator ==
16. Constants
17. changeEvent

description

# changeEvent constant Null safety

EventStreamProvider<Event> const changeEvent

## Implementation

    static const EventStreamProvider changeEvent =
        const EventStreamProvider('change')