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Tip: Operations on Dates and Times

Learn how to use operations on Date and Time in Java.


See how to add or subtract days, months or years with these operations.

LocalDate tomorrow = LocalDate.now().plusDays(3);
LocalDateTime anHourFromNow = LocalDateTime.now().plusHours(10);
Long daysBetween = java.time.temporal.ChronoUnit.DAYS.between(LocalDate.now(), LocalDate.now().plusDays(2));
Duration duration = Duration.between(Instant.now(), ZonedDateTime.parse("2018-08-30T09:00:00+01:00[Europe/Stockholm]"));


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Octavia Andreea Anghel is a senior PHP developer currently working as a primary trainer for programming teams that participate at national and international software-development contests. She consults on developing educational projects at a national level. She is a coauthor of the book "XML Technologies--XML in Java" (Albastra, ISBN 978-973-650-210-1), for which she wrote the XML portions. In addition to PHP and XML, she's interested in software architecture, web services, UML, and high-performance unit tests.
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