1. Dart
2. dart:html
3. MediaKeyMessageEvent
4. messageType property

##### MediaKeyMessageEvent class

1. Constructors
2. MediaKeyMessageEvent
3. Properties
4. bubbles
5. cancelable
6. composed
7. currentTarget
8. defaultPrevented
9. eventPhase
10. hashCode
11. isTrusted
12. matchingTarget
13. message
14. messageType
15. path
16. runtimeType
17. target
18. timeStamp
19. type
20. Methods
21. composedPath
22. noSuchMethod
23. preventDefault
24. stopImmediatePropagation
25. stopPropagation
26. toString
27. Operators
28. operator ==

description

# messageType property Null safety

String? messageType

## Implementation

    String? get messageType native;