Interfaces
PHP Manual

The OuterIterator interface

Introduction

Classes implementing OuterIterator can be used to iterate over iterators.

Interface synopsis

OuterIterator extends Iterator
/* Methods */
public Iteratornull OuterIterator::getInnerIterator()
/* Inherited methods */
public mixed Iterator::current()
public mixed Iterator::key()
public void Iterator::next()
public void Iterator::rewind()
public bool Iterator::valid()
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