--TEST-- Unsetting and recreating private properties. --FILE-- p); } function setPrivate() { $this->p = 'changed'; } } 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(); $c->p = 'this will fail'; var_dump($c); ?> ==Done== --EXPECTF-- Unset and recreate a superclass's private property: object(D)#%d (1) { ["p":"C":private]=> string(7) "changed" } Unset superclass's private property, and recreate it as public in subclass: object(D)#%d (1) { ["p"]=> string(12) "changed in D" } Unset superclass's private property, and recreate it as public at global scope: object(D)#%d (1) { ["p"]=> string(34) "this will create a public property" } Unset and recreate a private property: object(C)#%d (1) { ["p":"C":private]=> string(7) "changed" } Unset a private property, and attempt to recreate at global scope (expecting failure): Fatal error: Uncaught Error: Cannot access private property C::$p in %s:46 Stack trace: #0 {main} thrown in %s on line 46