The ParentIterator class ParentIterator
&reftitle.intro; This extended FilterIterator allows a recursive iteration using RecursiveIteratorIterator that only shows those elements which have children.
&reftitle.classsynopsis; ParentIterator ParentIterator extends RecursiveFilterIterator RecursiveIterator OuterIterator &Methods; &InheritedMethods;
&reference.spl.entities.parentiterator;