Online PHP editor | refs for E64Um

<?php final class DemoFile { public function getError(int $code) : ?string { $error = null; $error = match ($code) { 10 => 'code_10', 11 => 'code_11', }; return $error; } } $demo = new DemoFile(); var_dump($demo->getError(10)); var_dump($demo->getError(11)); var_dump($demo->getError(12));