This question has been answered by spackko. See the first response.
<!-- Testpattern for pdoMenu --> [[pdoMenu? &parents = `0` &level = `2` &cache=`0` &tplOuter = `@INLINE <ul[[+classes]]> [[+wrapper]] </ul>` &tpl = `@INLINE <li[[+classes]]><a href="[[+link]]" [[+attributes]]>[[+menutitle]]</a> [[+wrapper]]</li>` &tplParentRow = `@INLINE A` &tplParentRowHere = `@INLINE B` &tplHere = `@INLINE C` &tplInner = `@INLINE D` &tplInnerRow = `@INLINE E` &tplInnerHere = `@INLINE F` &tplParentRowActive = `@INLINE G` &tplCategoryFolder = `@INLINE H` &tplStart = `@INLINE K` &firstClass = `1` &lastClass = `2` &hereClass = `3` &parentClass = `4` &rowClass = `5` &outerClass = `6` &innerClass = `7` &levelClass = `8` &selfClass = `9` &webLinkClass = `10` ]]
[[pdoMenu? &parents=`0` &level=`3` &outerClass=`menu` &parentClass=`sub-menu` &hereClass=`current-menu-item` &showHidden=`0` ]]
select id,hidemenu from modx_site_content whre parent=10
update modx_site_content set hidemenu=1 where parent=10;
$docs = $modx->getCollection('modResource', array('parent' => 10)); foreach ($docs as $doc) { $doc->set('hidemenu', '1'); $doc->save(); }
update modx_site_content set hidemenu=1 where parent=10