:: (a -> b) -> [a] -> [b] is:exact -package:singletons -package:base-compat -package:foundation -package:appar -package:ghc -package:generic-deriving -package:Cabal-syntax -package:deepseq -package:adjunctions -package:base -package:amazonka-core -package:base-compat-batteries package:vector
O(n) Map a function over a vector.