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