Online PHP editor | refs for DgXJl

<?php class Foo { private $untyped = 'old'; private string $typed = 'old'; public function clear() { unset($this->untyped); unset($this->typed); } } $foo = new Foo; var_dump($foo); $foo->clear(); var_dump($foo); try { $foo->untyped = 'new'; } catch (Error $e) { echo "\n", $e, "\n"; } try { $foo->typed = 'new'; } catch (Error $e) { echo "\n", $e, "\n"; } var_dump($foo);