https://github.com/fightbulc/moment.php https://www.php.net/manual/en/class.datetime.php ***** **Moment 使用技巧** ***** **默认** ``` $m = new Moment(); echo $m->format('Y-m-d H:i:s'); ``` **指定时间** ~~~ show_dump('2019-10-14 01:39:57'); $m = new Moment(1570988397); echo $m->format('Y-m-d H:i:s'); // 2016-09-13T14:32:06+0100 ~~~ **指定时间 天的开始** ~~~ $m->startOf('day') show_dump($m->format('Y-m-d H:i:s')); show_dump($moment->getTimestamp()); //2019-10-14 00:00:00 ~~~ **指定时间 天的结算** ~~~ $m->endOf('day') show_dump($m->format('Y-m-d H:i:s')); show_dump($moment->getTimestamp()); //2019-10-14 23:59:59 ~~~ | Add | Subtract | | --- | --- | | addSeconds($s) | subtractSeconds($s) | | addMinutes($i) | subtractMinutes($i) | | addHours($h) | subtractHours($h) | | addDays($d) | subtractDays($d) | | addWeeks($w) | subtractWeeks($w) | | addMonths($m) | subtractMonths($m) | | addYears($y) | subtractYears($y) |