java版本12计算2000年1月到2023年6月相差几年

JDK12版本

import java.time.YearMonth;
import java.time.temporal.ChronoUnit;
 
public class YearsBetweenDates {
    public static void main(String[] args) {
        YearMonth startYearMonth = YearMonth.of(2000, 1);
        YearMonth endYearMonth = YearMonth.of(2023, 6);
 
        long yearsBetween = ChronoUnit.YEARS.between(startYearMonth, endYearMonth);
 
        System.out.println("Years between 2000-01 and 2023-06: " + yearsBetween);
    }
}

JDK之前的版本

import java.time.YearMonth;
import java.time.temporal.ChronoUnit;
 
public class YearsBetweenDates {
    public static void main(String[] args) {
        YearMonth startYearMonth = YearMonth.of(2000, 1);
        YearMonth endYearMonth = YearMonth.of(2023, 6);
 
        long yearsBetween = ChronoUnit.YEARS.between(startYearMonth, endYearMonth);
 
        System.out.println("Years between 2000-01 and 2023-06: " + yearsBetween);
    }
}