map -package:containers -package:ghc -is:exact -package:basement -package:invertible -is:exact -package:base-prelude is:exact -package:foldl -package:blaze-html 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.