# 相差秒数 Instant start = Instant.now(); Thread.sleep(3000L); Instant end = Instant.now(); Duration duration = Duration.between(start, end); System.out.println(duration.getSeconds()); //添加1天 Duration begin = Duration.ZERO; Duration after1Days = begin.plusDays(1); //86400s System.out.println(after1Days.getSeconds());
