staticof<T, A, R>(param1:Supplier<A>, param2:BiConsumer<A, T>, param3:BinaryOperator<A>, param4:Function<A, R>, param5:NativeArray<Collector_Characteristics>):Collector<T, A, R>
staticof<T, R>(param1:Supplier<R>, param2:BiConsumer<R, T>, param3:BinaryOperator<R>, param4:NativeArray<Collector_Characteristics>):Collector<T, R, R>