map -package:containers -package:basement -package:psqueues -package:aeson -package:pipes -is:exact -package:base -package:conduit is:exact -package:invertible -package:text 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.