計(jì)算時(shí)間差

李納斯

               
               
               
                ?php
/**
 * 函數(shù)名：puttime
 * 作用：計(jì)算參數(shù)時(shí)間與當(dāng)前時(shí)間差，精確的秒，最大單位天
 * 作者：七夜
 * 日期：2009-10-12
 */
    function puttime( $times )
    {
        if( $times == '' || $times==0) return false;
        $dtime =is_int($times) ? $times : strtotime($times);
        $ptime = time() - $dtime;
        if( $ptime  60 )
        {
            $pct = sprintf("發(fā)布于%d秒前",$ptime);
        }
        else if( $ptime > 60 && $ptime  3600 )
        {
            $pct = sprintf("發(fā)布于%d分鐘前",ceil( $ptime / 60 ));
        }
        else if( $ptime > 3600 && $ptime  (3600 * 24) )
        {
            $pct = sprintf("發(fā)布于%d小時(shí)%d分鐘前", floor( $ptime / 3600 ), ceil( ( $ptime % 3600 ) / 60  ));
        }
        else if( $ptime > (3600 * 24) && $ptime  (3600*24*30))
        {
            $d = $ptime / (3600*24);
            $h = ( $ptime % (3600*24)) / 3600;
            $m = ceil( ( ( $ptime % (3600*24)) % 3600 ) / 60 );
            $pct = sprintf("發(fā)布于%d天%d小時(shí)%d分鐘前", $d, $h, $m );
        }
        else
        {
            $mt = $ptime / ( 3600*24*30);
            $d = ($ptime % ( 3600*24 * 30))/ (3600*24);
            $h = ( ($ptime % ( 3600*24 * 30))% (3600*24)) / 3600;
            $m = ceil( ( ($ptime % ( 3600*24 * 30))% (3600*24)) % 3600 / 60 );
            $pct = sprintf("發(fā)布于%d月%d天%d小時(shí)%d分鐘前", $mt, $d, $h, $m );
        }
        return $pct;
    }
echo puttime( '2008-9-10 23:59:59' ).'
';
?>


本文來(lái)自ChinaUnix博客，如果查看原文請(qǐng)點(diǎn)：http://blog.chinaunix.net/u3/94441/showart_2068615.html