相差天数计算:
/**
* 相差天数计算
*/
public int differentDaysByMillisecond(Date date1, Date date2) {
return Math.abs((int) ((date2.getTime() - date1.getTime()) / (1000 * 3600 * 24)));
}
两个时间差计算:
/**
* 两个时间差计算
*/
public String getDatePoor(Date endDate, Date nowDate) {
long nd = 1000 * 24 * 60 * 60;
long nh = 1000 * 60 * 60;
long nm = 1000 * 60;
long ns = 1000;
// 获得两个时间的毫秒时间差异
long diff = endDate.getTime() - nowDate.getTime();
// 计算差多少天
long day = diff / nd;
// 计算差多少小时
long hour = diff % nd / nh;
// 计算差多少分钟
long min = diff % nd % nh / nm;
// 计算差多少秒//输出结果
long sec = diff % nd % nh % nm / ns;
return day + "天" + hour + "小时" + min + "分钟" + sec + "秒";
}