Online PHP editor | refs for TKhJn

<?php $anonymous = new class { public function echoMsg(): void { echo 'Hello World' . PHP_EOL; } }; class_alias(get_class($anonymous), 'IHaveName'); class ExtendAnonymous extends IHaveName { } $instance = new ExtendAnonymous(); $instance->echoMsg(); var_dump($instance); var_dump(get_class($instance)); var_dump($instance instanceof $anonymous);