728x90 스트림 #stream #자바81 스트림(Stream) https://docs.oracle.com/javase/8/docs/api/java/util/stream/Stream.html Stream (Java Platform SE 8 ) A sequence of elements supporting sequential and parallel aggregate operations. The following example illustrates an aggregate operation using Stream and IntStream: int sum = widgets.stream() .filter(w -> w.getColor() == RED) .mapToInt(w -> w.getWeight()) docs.oracle.com 1. 자바 8부터 컬렉션의 요소를 람다식으로 처.. 2021. 12. 10. 이전 1 다음 728x90