Java tutorial
import java.time.LocalDate; import java.time.Month; import java.time.Period; public class Main { public static void main(String[] argv) { LocalDate today = LocalDate.now(); LocalDate java8Release = LocalDate.of(2014, Month.MARCH, 14); Period period = Period.between(java8Release, today); System.out.println("Period between today and Java 8 release : " + period); System.out.println("Period between Java 8 release and today : " + Period.between(today, java8Release)); } }