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