<?php
/**
*
+--------------------------------------------------------------------
* Description 友好显示时间
+--------------------------------------------------------------------
* @param int $time 要格式化的时间戳 默认为当前时间
+--------------------------------------------------------------------
* @return string $text 格式化后的时间戳
+--------------------------------------------------------------------
* @author yijianqing
+--------------------------------------------------------------------
*/
function mdate($time = NULL) {
$text = '';
$time = $time === NULL || $time > time() ? time() : intval($time);
$t = time() - $time; //时间差 （秒）
if ($t == 0)
$text = '刚刚';
elseif ($t < 60)
$text = $t . '秒前'; // 一分钟内
elseif ($t < 60 * 60)
$text = floor($t / 60) . '分钟前'; //一小时内
elseif ($t < 60 * 60 * 24)
$text = floor($t / (60 * 60)) . '小时前'; // 一天内
elseif ($t < 60 * 60 * 24 * 3)
$text = floor($time/(60*60*24)) ==1 ? '昨天 ' . date('H:i', $time) : '前天 ' . date('H:i', $time) ; //昨天和前天
elseif ($t < 60 * 60 * 24 * 30)
$text = date('m月d日 H:i', $time); //一个月内
elseif ($t < 60 * 60 * 24 * 365)
$text = date('m月d日', $time); //一年内
else
$text = date('Y年m月d日', $time); //一年以前
return $text;
}
?>