<?php

class MyArrayIterator extends ArrayIterator
{
	public function __construct ($array)
    {
        echo __METHOD__, PHP_EOL;
        parent::__construct($array);
    }

	public function count ()
    {
        echo __METHOD__, PHP_EOL;
        return parent::count();
    }

	public function current()
    {
        echo __METHOD__, PHP_EOL;
        return parent::current();
    }

	public function key ()
    {
        echo __METHOD__, PHP_EOL;
        return parent::key();
    }

	public function next ()
    {
        echo __METHOD__, PHP_EOL;
        return parent::next();
    }

	public function rewind ()
    {
        echo __METHOD__, PHP_EOL;
        return parent::rewind();
    }

	public function valid ()
    {
        echo __METHOD__, PHP_EOL;
        return parent::valid();
    }
}
foreach (new MyArrayIterator(range(1,3)) as $k => $v) {
    echo "$k => $v", PHP_EOL;
}

MyArrayIterator::__construct
MyArrayIterator::rewind
MyArrayIterator::valid
MyArrayIterator::current
MyArrayIterator::key
0 => 1
MyArrayIterator::next
MyArrayIterator::valid
MyArrayIterator::current
MyArrayIterator::key
1 => 2
MyArrayIterator::next
MyArrayIterator::valid
MyArrayIterator::current
MyArrayIterator::key
2 => 3
MyArrayIterator::next
MyArrayIterator::valid