package chapter5; import java.time.Duration; import java.time.LocalTime; public class Example24 { public static void main(String[] args) { LocalTime start = LocalTime.now(); LocalTime end = LocalTime.of(21, 53, 0); Duration duration = Duration.between(start, end); System.out.println("时间间隔(纳秒)" + duration.toNanos()); System.out.println("时间间隔(毫秒)" + duration.toMillis()); System.out.println("时间间隔(秒)" + duration.toSeconds()); System.out.println("时间间隔(分钟)" + duration.toMinutes()); System.out.println("时间间隔(小时)" + duration.toHours()); } }