protected与default的区别

最新推荐文章于 2024-02-03 20:11:52 发布

翻译最新推荐文章于 2024-02-03 20:11:52 发布 · 442 阅读

文章标签：

#inheritance #access #class

Java 专栏收录该内容

1 篇文章

订阅专栏

本文探讨了默认和保护访问级别的关键差异：默认成员仅能在同一包内的类中被访问，而受保护成员则允许子类即使在不同包中也能通过继承进行访问。

摘要生成于 C知道，由 DeepSeek-R1 满血版支持，前往体验 >

The protected and default access control levels are almost identical, but with one critical difference. A default member may be accessed only if the class accessing the member belongs to the same package, whereas a protected member can be accessed (through inheritance) by a subclass even if the subclass is in a different package.