The RecursiveFilterIterator class

Introduction

(PHP 5 >= 5.1.0, PHP 7)

This abstract iterator filters out unwanted values for a RecursiveIterator. This class should be extended to implement custom filters. The RecursiveFilterIterator::accept() must be implemented in the subclass.

Class synopsis

public __construct ( RecursiveIterator $iterator )

public getChildren ( ) : RecursiveFilterIterator

public hasChildren ( ) : bool

public abstract FilterIterator::accept ( ) : bool

public FilterIterator::__construct ( Iterator $iterator )

public FilterIterator::current ( ) : mixed

public FilterIterator::getInnerIterator ( ) : Iterator

public FilterIterator::key ( ) : mixed

public FilterIterator::next ( ) : void

public FilterIterator::rewind ( ) : void

public FilterIterator::valid ( ) : bool

Table of Contents

• RecursiveFilterIterator::__construct — Create a RecursiveFilterIterator from a RecursiveIterator
• RecursiveFilterIterator::getChildren — Return the inner iterator's children contained in a RecursiveFilterIterator
• RecursiveFilterIterator::hasChildren — Check whether the inner iterator's current element has children