1. Dart
2. dart:html
3. Url
4. origin property

Url class

1. Properties
2. hash
3. host
4. hostname
5. href
6. origin
7. password
8. pathname
9. port
10. protocol
11. search
12. searchParams
13. username
14. hashCode
15. runtimeType
16. Methods
17. toString
18. noSuchMethod
19. Operators
20. operator ==
21. Static methods
22. createObjectUrl
23. createObjectUrlFromBlob
24. createObjectUrlFromSource
25. createObjectUrlFromStream
26. revokeObjectUrl