1. Constructors
2. new
3. Properties
4. comparison
5. first
6. hashCode
7. isEmpty
8. isNotEmpty
9. length
10. runtimeType
11. unorderedElements
12. Methods
13. add
14. addAll
15. clear
16. contains
17. noSuchMethod
18. remove
19. removeAll
20. removeFirst
21. toList
22. toSet
23. toString
24. toUnorderedList
25. Operators
26. operator ==