Property overloading

like php's class magic methods:[__get](https://www.php.net/manual/en/language.oop5.overloading.php#object.get) and [__set](https://www.php.net/manual/en/language.oop5.overloading.php#object.set)
https://www.php.net/manual/en/language.oop5.overloading.php#language.oop5.overloading.members

Or like ES6 Proxies https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Proxy