:: (a -> b) -> [a] -> [b] -package:comonad -package:base-compat -is:exact is:exact -package:amazonka-core -package:base-prelude -package:shelly -package:incipit-base -package:generic-deriving -package:adjunctions -package:appar -package:base-compat-batteries package:vector
O(n) Map a function over a vector.