1. Dart
2. dart:io
3. HttpRequest
4. headers property

HttpRequest class

1. Constructors
2. HttpRequest
3. Properties
4. certificate
5. connectionInfo
6. contentLength
7. cookies
8. headers
9. method
10. persistentConnection
11. protocolVersion
12. requestedUri
13. response
14. session
15. uri
16. first
17. hashCode
18. isBroadcast
19. isEmpty
20. last
21. length
22. runtimeType
23. single
24. Methods
25. any
26. asBroadcastStream
27. asyncExpand
28. asyncMap
29. cast
30. contains
31. distinct
32. drain
33. elementAt
34. every
35. expand
36. firstWhere
37. fold
38. forEach
39. handleError
40. join
41. lastWhere
42. listen
43. map
44. noSuchMethod
45. pipe
46. reduce
47. singleWhere
48. skip
49. skipWhile
50. take
51. takeWhile
52. timeout
53. toList
54. toSet
55. toString
56. transform
57. where
58. Operators
59. operator ==

HttpHeaders get headers;