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2024-03-10 07:18
import java.time.Duration;
import java.time.Instant;
import java.time.LocalDateTime;
import java.time.ZoneId;
public class TimeDifferenceExample {
public static void main(String[] args) {
LocalDateTime dateTime1 = LocalDateTime.parse("2022-01-01T12:00:00");
LocalDateTime dateTime2 = LocalDateTime.parse("2022-01-02T00:00:00");
Instant instant1 = dateTime1.atZone(ZoneId.systemDefault()).toInstant();
Instant instant2 = dateTime2.atZone(ZoneId.systemDefault()).toInstant();
Duration duration = Duration.between(instant1, instant2);
long diffInHours = duration.toHours();
if (diffInHours == 12) {
System.out.println("时间差为12小时");
}
}
}
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