The ParentIterator class

Introduction

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

ParentIterator

extends RecursiveFilterIterator

/* Methods */

public ParentIterator::__construct(RecursiveIterator $iterator)

public bool ParentIterator::accept()

public ParentIterator ParentIterator::getChildren()

public bool ParentIterator::hasChildren()

public void ParentIterator::next()

public void ParentIterator::rewind()

/* Inherited methods */

public RecursiveFilterIteratornull getChildren()

public bool hasChildren()

public bool FilterIterator::accept()

public mixed FilterIterator::current()

public mixed FilterIterator::key()

public void FilterIterator::next()

public void FilterIterator::rewind()

public bool FilterIterator::valid()

public mixed IteratorIterator::current()

public Iteratornull IteratorIterator::getInnerIterator()

public mixed IteratorIterator::key()

public void IteratorIterator::next()

public void IteratorIterator::rewind()

public bool IteratorIterator::valid()

Table of Contents

ParentIterator::accept — Determines acceptability
ParentIterator::__construct — Constructs a ParentIterator
ParentIterator::getChildren — Return the inner iterator's children contained in a ParentIterator
ParentIterator::hasChildren — Check whether the inner iterator's current element has children
ParentIterator::next — Move the iterator forward
ParentIterator::rewind — Rewind the iterator