Java final子类的相关内容

文章 2024-10-10 来自：开发者社区

【Java】继承、super、final、子类构造方法

1.为什么需要继承 Java中使用类对现实中实体进行描述，类经过实例化之后的产物对象则可以用来表示现实中的实体，但是现实世界错综复杂，事物之间可能会存在一些关联，那在设计程序时就需要考虑如何简化。比如：狗和猫，他们都是动物。使用Java语言来进行描述，就会设计出：//Dog...

问答 2022-02-15 来自：开发者社区

Java枚举类不是用final修饰了吗？怎么还能派生子类呢？

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更新时间 2024-10-11 15:09:14

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