// 当天的零点$today = strtotime(date('Y-m-d', time()));// 当天的24$end = $today + 24 * 60 * 60;//获取指定日期,例如2014-06-06$time = time('2014-06-06');
strtotime(date('Y-m-d',time()))
echo strtotime('2014-12-23');echo $time=intval(time());