Online PHP editor | refs for 7SUvM

<?php phpversion() >= "7.0.0" or die(); class FooBar { private $x; public $y; public function __construct() { var_dump($this); echo "Let's remove a property!", PHP_EOL; unset($this->x); unset($this->y); var_dump($this); echo "Let's add a property!", PHP_EOL; $this->x = 2; $this->y = 3; $this->z = 4; var_dump($this); echo "Where did the private come from?", PHP_EOL; } } $foobar = new Foobar;