--- /dev/null
+<?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);
+ }
+}