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<?php class Foo { private $untyped = 'old'; private string $typed = 'old'; public function clear() { unset($this->untyped); unset($this->typed); } public function reinitialise() { $this->typed = 'new'; $this->untyped = 'new'; } } $foo = new Foo; var_dump($foo); $foo->clear(); var_dump($foo); $foo->reinitialise(); var_dump($foo);
Output for git.master, git.master_jit, rfc.property-hooks
object(Foo)#1 (2) { ["untyped":"Foo":private]=> string(3) "old" ["typed":"Foo":private]=> string(3) "old" } object(Foo)#1 (0) { ["typed":"Foo":private]=> uninitialized(string) } object(Foo)#1 (2) { ["untyped":"Foo":private]=> string(3) "new" ["typed":"Foo":private]=> string(3) "new" }

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