The FilterIterator class

(PHP 5 >= 5.1.0, PHP 7)

Introduction

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

Class synopsis

abstract FilterIterator extends IteratorIterator implements OuterIterator {
/* Methods */
public abstract accept ( ) : bool
public __construct ( Iterator $iterator )
public current ( ) : mixed
public key ( ) : mixed
public next ( ) : void
public rewind ( ) : void
public valid ( ) : bool
}

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