dede 判断下级是否存在子栏目,存在显示，不存在隐藏

{dede:field name=typeid runphp=”yes”}
global $dsql;
$sql = “SELECT id From `#@__arctype` WHERE reid=’@me’ And ishidden<>1 order by sortrank asc limit 0, 100 “;
$row = $dsql->GetOne($sql);
@me=is_array($row)?’存在显示此内容’:’不存在显示此内容’;
{/dede:field}