Apache commons-lang3 long milliSecondsLeftToday = 86400000 – DateUtils.getFragmentInMilliseconds(Cal … Continue reading java的系统时间,怎么计算从现在到凌晨还剩下多少时间?
Apache commons-lang3 long milliSecondsLeftToday = 86400000 – DateUtils.getFragmentInMilliseconds(Cal … Continue reading java的系统时间,怎么计算从现在到凌晨还剩下多少时间?