一级、二级、三级、四级标签嵌套法
<ul>
{dede:channelartlist row=7 typeid=top}
<!-- 顶级 -->
<li class="top">
<a href="/go.html?url={dede:field.typeurl/}" >{dede:field name='typename'/}</a>
<ul class="sub">
{dede:channel type=son noself=yes}
<!-- 二级 -->
<li>
<a href="/go.html?url=[field:typeurl/]" title="[field:typename/]">[field:typename/]</a>
<ul>
<!-- 三级 -->
[field:id runphp=yes]
global $dsql;
$sql = "Select id,typename,typedir,isdefault,ispart,defaultname,namerule2,moresite,siteurl,sitepath FROM `#@_arctype` WHERE reid=@me And ishidden<>1 order by sortrank asc limit 0,10";
$dsql->SetQuery($sql);
$dsql->Execute('t');
$result = '';
while($row = $dsql->GetArray('t'))
{
$typename = $row['typename'];
$typeurl = GetOneTypeUrlA($row);
$result .= "<li><a href='/go.html?url={$typeurl}'>{$typename}</a></li>";
}
@me = $result;
[/field:id]
</ul>
</li>
{/dede:channel}
</ul>
</li>
{/dede:channelartlist}
</ul><ul>
{dede:channelartlist r