1. Dart
2. dart:html
3. Worker
4. onMessage property

##### Worker class

1. Constructors
2. Worker
3. Properties
4. hashCode
5. on
6. onError
7. onMessage
8. runtimeType
9. Methods
10. addEventListener
11. dispatchEvent
12. noSuchMethod
13. postMessage
14. removeEventListener
15. terminate
16. toString
17. Operators
18. operator ==
19. Static properties
20. supported
21. Constants
22. errorEvent
23. messageEvent

description

# onMessage property Null safety

Stream<MessageEvent> onMessage

Stream of `message` events handled by this Worker.

## Implementation

    Stream<MessageEvent> get onMessage => messageEvent.forTarget(this);