:: Eq a => [a] -> a -> Bool -package:mixed-types-num -package:base-unicode-symbols -package:hledger-web -package:base 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).