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时间比较问题

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Release： 2016-05-25 17:14:38
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1. [代码][PHP]代码   

方法一： 
<? 
//$db->rows[$i][date]中为数据库中datetime字段值. 
$today=time(); 
$theDay=date("Y-m-d H:i:s",$today-24*3600); 
$newTag=$db->rows[$i][date]>=$theDay?"<img src=&#39;../image/newinfor.gif&#39;>":"";
//oSPHP.COM.CN
//方法二： 
$newTag=$db->rows[$i][date]>=date("Y-m-d 00:00:00")?"<img src=&#39;../image/newinfor.gif&#39;>":""; 
?>
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