Online PHP editor | output for pVWb6

<?php class Doge { private $name; protected $whatever; public $yolo; public function __construct($name, $whatever = null) { $this->name = $name; $this->whatever = $whatever; } public function getName() { return $this->name; } public function getWhatever() { return $this->whatever; } public function equalsWithSameType(self $other) { if ($other->name === $this->name && $other->whatever === $this->whatever && $other->yolo === $this->yolo) { return true; } return false; } public function equalsWithSubType(DogeCoin $sub) { if ($sub->name === $this->name && $sub->whatever === $this->whatever && $sub->yolo === $this->yolo) { return true; } return false; } public function equalsWithRandomType(SomethingElseCompletely $whatever_man) { if ($whatever_man->name === $this->name && $whatever_man->whatever === $this->whatever && $whatever_man->yolo === $this->yolo) { return true; } return false; } } class DogeCoin extends Doge { private $name; } class SomethingElseCompletely { private $name; } $first_doge = new Doge('a'); $second_doge = new Doge('a'); $first_dogecoin = new DogeCoin('a'); $second_dogecoin = new DogeCoin('a'); $first_somethingelsecompletely = new SomethingElseCompletely('a'); $second_somethingelsecompletely = new SomethingElseCompletely('a'); // var_dump( // $first_doge, // $second_doge, // $first_dogecoin, // $second_dogecoin, // $first_somethingelsecompletely, // $second_somethingelsecompletely // ); var_dump($first_doge->equalsWithSameType($second_doge)); var_dump($first_doge->equalsWithSubType($first_dogecoin)); var_dump($first_doge->equalsWithRandomType($first_somethingelsecompletely));