1. Dart
2. dart:html
3. PresentationAvailability
4. onChange property

##### PresentationAvailability class

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

# onChange property

Stream<Event> onChange

## Implementation

    Stream<Event> get onChange => changeEvent.forTarget(this);