map -package:containers -package:charset -package:ghc is:exact -package:integration -package:base-compat-batteries -package:filepath -package:dlist 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.