<?php// 设置时区date_default_timezone_set('Asia/Shanghai');/** * 秒转时间，格式 年 月 日 时 分 秒 *  * @author wangyupeng129@126.com * @param int $time * @return array|boolean */function Sec2Time($time){	if(is_numeric($time)){		$value = array(				"years" => 0, "days" => 0, "hours" => 0,				"minutes" => 0, "seconds" => 0,		);		if($time >= 31556926){			$value["years"] = floor($time/31556926);			$time = ($time%31556926);		}		if($time >= 86400){			$value["days"] = floor($time/86400);			$time = ($time%86400);		}		if($time >= 3600){			$value["hours"] = floor($time/3600);			$time = ($time%3600);		}		if($time >= 60){			$value["minutes"] = floor($time/60);			$time = ($time%60);		}		$value["seconds"] = floor($time);		return (array) $value;	}else{		return (bool) FALSE;	}}// 本站创建的时间$site_create_time = strtotime('2013-05-22 00:00:00');$time = time() - $site_create_time;$uptime = Sec2Time($time);?>本站运行：<span style="color:red;"><?php echo $uptime['years']; ?>年<?php echo $uptime['days']; ?>天<?php echo $uptime['hours']; ?>小时<?php echo $uptime['minutes']; ?>分<?php echo $uptime['seconds']; ?>秒</span>