clojure.lang.PersistentTreeMap.containsKey C# (CSharp) Метод

Test if the map contains a key.

public containsKey ( object key ) : bool
key	object	The key to test for membership
Результат	bool

        public override bool containsKey(object key)
        {
            return NodeAt(key) != null;
        }

PersistentTreeMap