Open japho opened 5 years ago
https://japho.top/2016/06/14/delegate-notification-KVO%E5%A6%82%E4%BD%95%E9%80%89%E6%8B%A9/
The shortest answer is doing.
https://japho.top/2016/06/14/delegate-notification-KVO%E5%A6%82%E4%BD%95%E9%80%89%E6%8B%A9/
The shortest answer is doing.