class D extends C { function setP() { $this->p = 'changed in D'; } } echo "Unset and recreate a superclass's private property:\n"; $d = new D(); $d->unsetPrivate(); $d->setPrivate(); var_dump($d); echo "\nUnset superclass's private property, and recreate it as public in subclass:\n"; $d = new D(); $d->unsetPrivate(); $d->setP(); var_dump($d); echo "\nUnset superclass's private property, and recreate it as public at global scope:\n"; $d = new D(); $d->unsetPrivate(); $d->p = 'this will create a public property'; var_dump($d); echo "\n\nUnset and recreate a private property:\n"; $c = new C(); $c->unsetPrivate(); $c->setPrivate(); var_dump($c); echo "\nUnset a private property, and attempt to recreate at global scope (expecting failure):\n"; $c = new C(); $c->unsetPrivate(); $c->p = 'this will fail';