var clock = Clock.systemUTC();

        System.out.println(clock.instant());

        System.out.println(clock.millis());

        System.out.println(System.currentTimeMillis());

        System.out.println(clock.getZone());

        var d  = Duration.ofSeconds();

        System.out.println(d.toDays());

        System.out.println(d.toMinutes());

        System.out.println(d.toHours());

        var clock2 = Clock.offset(clock,d);

        System.out.println(clock2.instant());

        var instant = Instant.now();

        System.out.println(instant);

        var instant2  =  instant.plusSeconds();

        System.out.println(instant2);

        System.out.println(instant.getEpochSecond());

        System.out.println(instant2.getEpochSecond());

        var instant3 = Instant.parse("2014-02-23T10:12:35.342Z");

        var instant4 = instant3.plus(Duration.ofHours().plusMinutes());

        System.out.println(instant4);

        var instant5 = instant4.minus(Duration.ofDays());

        var localDate = LocalDate.now();

        System.out.println(localDate);

        localDate = LocalDate.ofYearDay(,);

        System.out.println(localDate);

        localDate = LocalDate.of(, Month.MAY,);

        System.out.println(localDate);

        var localTime = LocalTime.now();

        System.out.println(localTime);

        localTime = LocalTime.of(,);

        System.out.println(localTime);

        localTime = LocalTime.ofSecondOfDay();

        System.out.println(localTime);

        var localDateTime = LocalDateTime.now();

        System.out.println(localDateTime);

        var future = localDateTime.plusHours().plusMinutes();

        System.out.println(future);

        var year = Year.now();

        System.out.println(year);

        year = year.plusYears();

        System.out.println(year);

        var ym = year.atMonth();

        System.out.println(ym);

        var md = MonthDay.now();

        System.out.println(md);

        var md2 = md.with(Month.MAY).withDayOfMonth();

        System.out.println(md2);

2019-07-26T01:41:36.385911400Z

1564105296390

1564105296390

Z

0

100

1

2019-07-26T03:21:36.390898600Z

2019-07-26T01:41:36.390898600Z

2019-07-26T03:21:36.390898600Z

1564105296

1564111296

2014-02-23T15:16:35.342Z

2019-07-26

2014-05-26

2014-05-21

09:41:36.406855600

23:23

01:31:43

2019-07-26T09:41:36.406855600

2019-07-27T10:44:36.406855600

2019

2024

2024-10

--07-26

--05-23