{dede:channelartlist typeid='top'}
    <li><a href="{dede:field name='typeurl'/}">{dede:field name='typename'/}</a>
    {dede:php}
    $id = $refObj->Fields['id'];
    $sql = ("SELECT * FROM dede_arctype where reid ='$id'");
    $db->SetQuery($sql);
    $db->Execute();
    if($db->GetTotalRow()){
        echo '<ul>';
        while($row = $db->GetArray()){
            $url = str_replace('{cmspath}','',($row[typedir]));
            echo "<li><a href=".$url.">".($row[typename])."</a></li>";
        };
        echo '</ul>';
    };
    {/dede:php}
    </li>
{/dede:channelartlist}

记得在设置里把禁用php去掉