map is:exact -package:text -package:containers -package:charset -package:foldl -package:invertible -package:insert-ordered-containers -package:base -package:imports -package:basement 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.