3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo implements Iterator { private $bar = ['baz', 'tab']; public function current (){} public function key (){} public function next (){} public function rewind (){} public function valid (){} } var_dump((array) new Foo());

preferences:
48.39 ms | 402 KiB | 5 Q