map is:exact -package:basement -package:conduit -package:ghc -package:insert-ordered-containers -package:containers -package:pipes -package:monoidal-containers -package:charset package:bytestring

O(n) map f xs is the ByteString obtained by applying f to each element of xs.
O(n) map f xs is the ByteString obtained by applying f to each element of xs
O(n) map f xs is the ShortByteString obtained by applying f to each element of xs.