我想从android当前时间制作新年的倒数计时器...
Calendar thatDay = Calendar.getInstance(); thatDay.set(Calendar.DAY_OF_MONTH,1); thatDay.set(Calendar.MONTH,0); // 0-11 so 1 less thatDay.set(Calendar.YEAR, 2014); Calendar today = Calendar.getInstance(); long diff = thatDay.getTimeInMillis() - today.getTimeInMillis();
现在如何将此差异转换为日,小时,分钟,秒格式?请帮忙
以下代码
import java.util.Date; import java.util.Calendar; public class cal { public static int SECONDS_IN_A_DAY = 24 * 60 * 60; public static void main(String[] args) { Calendar thatDay = Calendar.getInstance(); thatDay.setTime(new Date(0)); /* reset */ thatDay.set(Calendar.DAY_OF_MONTH,1); thatDay.set(Calendar.MONTH,0); // 0-11 so 1 less thatDay.set(Calendar.YEAR, 2014); Calendar today = Calendar.getInstance(); long diff = thatDay.getTimeInMillis() - today.getTimeInMillis(); long diffSec = diff / 1000; long days = diffSec / SECONDS_IN_A_DAY; long secondsDay = diffSec % SECONDS_IN_A_DAY; long seconds = secondsDay % 60; long minutes = (secondsDay / 60) % 60; long hours = (secondsDay / 3600); // % 24 not needed System.out.printf("%d days, %d hours, %d minutes and %d seconds\n", days, hours, minutes, seconds); } }
产生
27 days, 17 hours, 18 minutes and 2 seconds 27 days, 17 hours, 18 minutes and 1 seconds 27 days, 17 hours, 18 minutes and 0 seconds 27 days, 17 hours, 17 minutes and 59 seconds 27 days, 17 hours, 17 minutes and 58 seconds 27 days, 17 hours, 17 minutes and 57 seconds 27 days, 17 hours, 17 minutes and 56 seconds 27 days, 17 hours, 17 minutes and 55 seconds 27 days, 17 hours, 17 minutes and 54 seconds 27 days, 17 hours, 17 minutes and 53 seconds
希望这是你想要的