我需要显示一个倒计时时钟,我已经计算出了日期之间的毫秒差,如何将其转换为倒计时时钟,即"剩余20天12小时12分钟"?我可以得到剩余的小时数。
(mili / 24 * 60 * 60 * 1000)
但这是总共剩余的小时数,如何将其转换为0-24小时0-60分钟格式?(mili / 24 * 60 * 60 * 1000)
但这是总共剩余的小时数,如何将其转换为0-24小时0-60分钟格式? //setting time
Calendar cal1 = Calendar.getInstance();
Calendar cal2 = Calendar.getInstance();
cal2.set(Calendar.DATE, 31);
cal2.set(Calendar.HOUR_OF_DAY, 1);
cal2.set(Calendar.MINUTE, 50);
//printing dates
System.out.println("Date1"+ cal1.getTime());
System.out.println("Date1"+ cal2.getTime());
long diffInMillis = cal2.getTimeInMillis() - cal1.getTimeInMillis();
System.out.println("Diff In Millis : " + diffInMillis);
int hour = (int)(diffInMillis/(60.0 * 1000 * 60 ));
int min = (int)((diffInMillis - (hour *60.0 *1000 *60))/(60.0*1000));
System.out.println("Diff In HH:MM: " + hour + ":" + min );
您可以使用标准的 java.util.Calendar
类。
Calendar cal = Calendar.getInstance();
cal.setTimeInMillis(yourTime);
int hour = cal.get(Calendar.HOURS_IN_DAYS);