下面是织梦系统的单个栏目的三级调用代码
<li class="Lev1 {dede:field.currentstyle/} page_item" id="nav_8">{dede:type typeid='30'}<a href='[field:typelink/]' class="menu1">
[field:typename/] <i class="fa fa-caret-down"></i></a>{/dede:type}
<ul class="children" style="display: none; "> {dede:channelartlist typeid='top' typeid='30'}
<li class="Lev2">
<a href='{dede:field name='typeurl'/}' class="depth_2">
<span class="icon10"></span>{dede:field name='typename'/}
</a>
<ul>
{dede:sql sql='Select * from dede_arctype where reid=~id~ ORDER BY id limit 0,20'}
<li><a href="[field:typedir function='str_replace("{cmspath}","",@me)'/]"
class="depth_3">[field:typename/]</a>
</li>
{/dede:sql}
</ul>
</li>
{/dede:channelartlist}
</ul>
</li>