map is:exact -package:vector -package:ghc -package:basement -package:charset -package:Cabal-syntax -package:conduit -package:imports -package:base-compat -package:base 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.