php实现求相对时间函数

本文实例讲述了php实现求相对时间函数。分享给大家供大家参考。具体实现方法如下: <?php function relativeTime($time = false, $limit = 86400, $format = 'g:i A M jS') { if (empty($time) || (!is_string($time) & amp; & amp; !is_numeric($time))) $time = time(); elseif (is_string($time)) $time = strtotime($time); $now = time(); $re