Dedecms列表中调用单个图集中图片的数量

function Getimgnum($aid) 
{ 
global $dsql; 
$imgurls = ”; 
$row =$dsql->getone( “Select imgurls From `dede_addonimages` where aid=’$aid’ “); 

$imgurls= $row['imgurls']; 

preg_match_all(“/{dede:img (.*){\/dede:img/isU”,$imgurls,$wordcount); 

$count=count($wordcount[1]); 
return $count; 

}