1. Dart
2. dart:html
3. MediaQueryList
4. addListener method

##### MediaQueryList class

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

description

# addListener method Null safety

void addListener (

1. EventListener? listener

)

## Implementation

    void addListener(EventListener? listener) native;