WordPress函数之：时间显示“几天前”的形式

 1//时间格式多久以前  
 2function timeago($ptime) {  
 3    $ptime = strtotime($ptime);  
 4    $etime = time() - $ptime;  
 5    if ($etime < 1) return '刚刚';  
 6    $interval = array(  
 7        12 * 30 * 24 * 60 * 60 => '年前 (' . date('Y-m-d', $ptime) . ')',  
 8        30 * 24 * 60 * 60 => '个月前 (' . date('m-d', $ptime) . ')',  
 9        7 * 24 * 60 * 60 => '周前 (' . date('m-d', $ptime) . ')',  
10        24 * 60 * 60 => '天前',  
11        60 * 60 => '小时前',  
12        60 => '分钟前',  
13        1 => '秒前'  
14    );  
15    foreach ($interval as $secs => $str) {  
16        $d = $etime / $secs;  
17        if ($d >= 1) {  
18            $r = round($d);  
19            return $r . $str;  
20        }  
21    };  
22}  

1<?php echo timeago($comment->comment_date_gmt); ?>

1<?php echo timeago( get_gmt_from_date(get_the_time('Y-m-d G:i:s')) );?>