<?php
class TestIterator2 implements Iterator
{
protected $data;
public function __construct(array $array)
{
$this->data = $array;
}
public function current()
{
return current($this->data);
}
public function next()
{
next($this->data);
}
public function key()
{
return key($this->data);
}
public function valid()
{
return key($this->data) !== null;
}
public function rewind()
{
reset($this->data);
}
}