Online PHP editor | output for ApUpq

<?php class F { private string $bar; public function __construct(private string $foo, string $bar){ $this->bar = $bar; } public function __sleep(): array { return array_keys(get_object_vars($this)); } public function getFoo():string { return $this->foo; } public function getBar():string { return $this->bar; } } $g = new F('this is a private variable', 'so is this'); $s = serialize($g); var_export($s); $n = unserialize($s); echo \PHP_EOL; echo $n->getFoo(); echo \PHP_EOL; echo $n->getBar();