##### SplayTreeSet class

1. Constructors
2. SplayTreeSet
3. from
4. of
5. Properties
6. first
7. isEmpty
8. isNotEmpty
9. iterator
10. last
11. length
12. single
13. hashCode
14. runtimeType
15. Methods
16. add
17. addAll
18. cast
19. clear
20. contains
21. difference
22. intersection
23. lookup
24. remove
25. removeAll
26. retainAll
27. toSet
28. toString
29. union
30. any
31. containsAll
32. elementAt
33. every
34. expand
35. firstWhere
36. fold
37. followedBy
38. forEach
39. join
40. lastWhere
41. map
42. noSuchMethod
43. reduce
44. removeWhere
45. retainWhere
46. singleWhere
47. skip
48. skipWhile
49. take
50. takeWhile
51. toList
52. where
53. whereType
54. Operators
55. operator ==

# cast<R> method

Set<R> cast <R>()

## Implementation

    Set<R> cast<R>() => Set.castFrom<E, R>(this, newSet: _newSet);