:: Eq a => [a] -> a -> Bool -package:hedgehog -package:stack -package:xmonad-contrib -package:Agda -package:LambdaHack package:vector

elem :: (Vector v a, Eq a) => a -> v a -> Bool
vector Data.Vector.Generic
O(n) Check if the vector contains an element.
notElem :: (Vector v a, Eq a) => a -> v a -> Bool
vector Data.Vector.Generic
O(n) Check if the vector does not contain an element (inverse of elem).