The ParentIterator class

(PHP 5 >= 5.1.0, PHP 7)

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This extended FilterIterator allows a recursive iteration using RecursiveIteratorIterator that only shows those elements which have children.

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ParentIterator extends RecursiveFilterIterator implements RecursiveIterator , OuterIterator {
/* ���� */
public accept ( void ) : bool
public __construct ( RecursiveIterator $iterator )
public getChildren ( void ) : ParentIterator
public hasChildren ( void ) : bool
public next ( void ) : void
public rewind ( void ) : void
/* �̳еķ��� */
public OuterIterator::getInnerIterator ( void ) : Iterator
}

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