知乎,让每一次点击都充满意义 —— 欢迎来到知乎,发现问题背后的世界。 This is excellent, isn't it: You can start with The best implementation imaginable, so you are free of charge to later on migrate into a property Edition without needing to change the interface! So properties are not only a alternative for getters and setters! A further issue https://ddjayplotsfarukhnagar.business.blog/