当天开始时间
LocalDateTime today_start = LocalDateTime.of(LocalDate.now(), LocalTime.MIN);System.out.println(today_start.toInstant(ZoneOffset.of("+8")).toEpochMilli());
当天结束时间
LocalDateTime today_end = LocalDateTime.of(LocalDate.now(), LocalTime.MAX);
当天开始时间
LocalDateTime today_start = LocalDateTime.of(LocalDate.now(), LocalTime.MIN);System.out.println(today_start.toInstant(ZoneOffset.of("+8")).toEpochMilli());
当天结束时间
LocalDateTime today_end = LocalDateTime.of(LocalDate.now(), LocalTime.MAX);