Online PHP editor | refs for Dqqon

<?php class Foo implements Serializable { private $var1; public function __construct() { $this->var1 = array('ROLE_DEVELOPER'); } public function serialize() { return serialize(array($this->var1)); } public function unserialize($serialized) { list($this->var1) = unserialize($serialized); } } class Bar extends Foo { private $var2; public function __construct() { parent::__construct(); $this->var2 = new \stdClass(); } public function serialize() { return serialize(array($this->var2, parent::serialize())); } public function unserialize($serialized) { list($this->var2, $parentStr) = unserialize($serialized); parent::unserialize($parentStr); } } $foo = new Foo; var_dump(unserialize(serialize($foo)));