foreach ($comments as $k => &$v){ $s = (int)($nowtime-$v[‘create_time‘]); if((0<$s) && ($s<60)){ $v[‘time_num‘] = $s.‘秒前‘; }elseif((60<$s) && ($s<3600)){ $mins = $s/60; $v[‘time_num‘] = floor($mins).‘分钟前‘; }elseif((3600<$s) && ($s<86400)){ $hours = $s/3600; $v[‘time_num‘] = floor($hours).‘小时前‘; }elseif($s>=86400) { $days = $s / 86400; $v[‘time_num‘] = floor($days) . ‘天前‘; }}php 将时间戳转换为多少分钟前
原文地址：http://itafei.blog.51cto.com/10862892/1964514