Online PHP editor | refs for SAmgD

<?php /* final */class Animal { public static $version = 'ANI01'; public function move(int $steps): void { echo "$steps déplacements"; } public static function version(): string { // return static::$version; return self::$version; } } class Cat extends Animal { public static $version = 'CAT07'; public function move(int $steps): void { // parent::move($steps); echo "$steps pas"; } } $animal = new Animal(); $cat = new Cat(); $cat->move(2); echo PHP_EOL; echo Cat::version().PHP_EOL; var_dump($cat instanceof Animal); var_dump(Cat::class);