The RecursiveIterator interface

Introduction

(PHP 5 >= 5.1.0, PHP 7, PHP 8)

Classes implementing RecursiveIterator can be used to iterate over iterators recursively.

Interface synopsis

public getChildren(): ?RecursiveIterator

public hasChildren(): bool

public Iterator::current(): mixed

public Iterator::key(): mixed

public Iterator::next(): void

public Iterator::rewind(): void

public Iterator::valid(): bool

Table of Contents

• RecursiveIterator::getChildren — Returns an iterator for the current entry
• RecursiveIterator::hasChildren — Returns if an iterator can be created for the current entry