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LocalDateTime now = LocalDateTime.now();
System.out.println("计算两个时间的差:");
LocalDateTime end = LocalDateTime.now();
Duration duration = Duration.between(now,end);
long days = duration.toDays(); //相差的天数
long hours = duration.toHours();//相差的小时数
long minutes = duration.toMinutes();//相差的分钟数
long millis = duration.toMillis();//相差毫秒数
long nanos = duration.toNanos();//相差的纳秒数
System.out.println(now);
System.out.println(end);
System.out.println("发送短信耗时【 "+days+"天:"+hours+" 小时:"+minutes+" 分钟:"+millis+" 毫秒:"+nanos+" 纳秒】");
                    LocalDateTime now = LocalDateTime.now();System.out.println("计算两个时间的差:");LocalDateTime end = LocalDateTime.now();Duration duration = Duration.between(now,end);long days = duration.toDays(); //相差的天数long hours = duration.toHours();//相差的小时数long minutes .
				
使用LocalDateTime计算两个时间的差 Duration duration = Duration.between(now,end); long days = duration.toDays(); //相差天数 long hours = duration.toHours();//相差的小时数 long minutes = duration.toMinutes();//相差的分钟数 long millis = duration.toMillis();//相差毫秒数 long nanos = durat
LocalDate start = LocalDate.of(2021,5,1); LocalDate end = LocalDate.now(); Period next = Period.between(start,end); next.getDays();//相差天数 next.getMonths();//相差月份 next.getYears();//相差年份 2.只需要获取天数差 2.1 请看LocalDate.toEpochDay()源码 2. 获取年月日单独的日期间隔 3. 注意事项 JDK 8 提供了新的日期类LocalDate,通过LocalDate可以轻松的对日期进行操作,在实际的开发过程中也会经常需要计算两个日期相差天数。 1. 获取总的日期间隔 // 指定转换格式 DateTimeFormatter fmt = DateTimeFormatter.ofPattern("yyyy-MM-dd"); LocalDate s...
final int days = (int) ChronoUnit.DAYS.between(LocalDate.parse(startDate), LocalDate.parse(endDate)) + 1; ps: 其中startDate和endDate直接传 yyyy-MM-dd格式的字符串即可
LocalDateTime计算天数时间差 LocalDateTime now = LocalDateTime.parse("2021-12-21 00:00:00", DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss")); LocalDateTime end = LocalDateTime.parse("2022-03-21 23:59:59", DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss"));
LocalDateTime dateTime = LocalDateTime .ofInstant(Instant.ofEpochMilli(1528197133157L), ZoneId.systemDefault()); LocalDate now = LocalDate.now(); Period between = Period.between(dateTime.toLocalD...
public class LocalDateDiffExample { public static void main(String[] args) { LocalDate date1 = LocalDate.of(2021, 5, 10); LocalDate date2 = LocalDate.of(2021, 5, 15); long daysDiff = ChronoUnit.DAYS.between(date1, date2); System.out.println("Days Diff: " + daysDiff); // 输出:Days Diff: 5 上述代码中,首先创建两个`LocalDate`对象`date1`和`date2`,分别表示两个日期。然后,使用`ChronoUnit.DAYS.between()`方法计算两个日期之间的天数差,并将结果保存在`daysDiff`变量中。最后,输出`daysDiff`即可。 需要注意的是,`ChronoUnit.DAYS.between()`方法返回的是两个日期之间的天数差,可能为负数,表示`date1`在`date2`之后。如果需要计算其他时间单位的差值,可以使用`ChronoUnit`类中提供的其他常量,例如`ChronoUnit.MONTHS.between()`计算两个日期之间的月份差。