Online PHP editor | refs for JmIRQ

<?php class obj implements Serializable { private $data; public function __construct() { $this->data = "My private data"; } public function __serialize() { echo '__serialize' . PHP_EOL; return ['foo' => $this->data]; } public function __unserialize($data) { echo '__unserialize' . PHP_EOL; $this->data = $data['foo']; } public function serialize() { echo 'serialize' . PHP_EOL; return serialize($this->data); } public function unserialize($data) { echo 'unserialize' . PHP_EOL; $this->data = unserialize($data); } public function getData() { return $this->data; } } $obj = new obj; $ser = serialize($obj); var_dump($ser); $unser = unserialize($ser); echo($unser->getData());