map -package:base-compat-batteries -package:case-insensitive -package:dlist -is:exact -is:exact -package:base is:exact 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.