1. Dart
2. dart:html
3. WindowBase
4. WindowBase constructor

##### WindowBase class

1. Constructors
2. WindowBase
3. Properties
4. closed
5. hashCode
6. history
7. location
8. on
9. opener
10. parent
11. runtimeType
12. top
13. Methods
14. addEventListener
15. close
16. dispatchEvent
17. noSuchMethod
18. postMessage
19. removeEventListener
20. toString
21. Operators
22. operator ==

description

# WindowBase constructor Null safety

WindowBase()