<?php
class MyIterator implements Iterator{
private $var = array();
public function __construct($array){
if(is_array($array)){
$this->var = $array;
}
}
public function rewind(){
reset($this->var);
}
public function current(){
$var = current($this->var);
return $ var;
}
public function key(){
$var = key($this->var);
return $ var;
}
public function next(){
$var = next($this->var);
return $ var;
}
public function valid(){
$var = $this->current() !== false;
return $ var;
}
}
class Myclloection implements IteratorAggregate{
private $items = array();
private $count = 0;
public function getIterator(){
return new MyIterator($this->items);
}
public function add ($value){
$this->items[$this->count++] = $value;
}
}
$coll = new Myclloection();
$coll->add('value1');
$coll->add('value2');
$coll->add('value3');
foreach ($coll as $key =>$val){
echo "key/value: [$key -> $val]<br>";
}
?>