dedeCMS列表页如何调用tag

$tsql = new DedeSql(false); 
$tags = ''; 
$tsql->SetQuery("Select i.tag From dede_taglist t left join dede_tagindex i on i.id=t.tid where t.aid='$aid'"); 
$tsql->Execute('t'); 
while($row = $tsql->GetArray('t',MYSQL_ASSOC)){ 
$tags .= "<a href=&#39;/tags.php?/".urlencode($row[&#39;tag&#39;])."/&#39;>".$row[&#39;tag&#39;]."</a> "; 
} 
return $tags; 
}

{dede:field.id function="listtag(@me)"/}

[field:id function="listtag(@me)"/]

// $tags .= ($tags=='' ? $row['tag'] : ','.$row['tag']);

$tags .= "<a href=&#39;/tags.php?/""</a> ";