3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo { public $barPublic = 1; protected $barProtected = 2; private $barPrivate = 3; public function toJson() { return json_encode(get_object_vars($this)); } } $foo = new Foo(); var_dump($foo->toJson());

preferences:
51.94 ms | 402 KiB | 5 Q