class Collections_SingletonSet<E>

equals(param1:Dynamic):Bool

hashCode():Int

add(param1:E):Bool

addAll(param1:Collection<E>):Bool

clear():Void

containsAll(param1:Collection<Dynamic>):Bool

isEmpty():Bool

parallelStream():Stream<E>

remove(param1:Dynamic):Bool

retainAll(param1:Collection<Dynamic>):Bool

stream():Stream<E>

toArray<T>(param1:NativeArray<T>):NativeArray<T>

toArray():NativeArray<Dynamic>

toString():String