Java内部类object 的相关内容

文章 2024-08-08 来自：开发者社区

12 Java常用类（一）（内部类+object类+包装类）

12.1 内部类 12.1.1 内部类的概念内部类的概念: 在一个类中定义的类，称之为内部类(InnerClass)，外面的类的称之为外部类(OutClass) 内部类的分类： 1、成员内部类 2、静态内部类 3、局部内部类 4、匿名内部类 ...

问答 2022-04-03 来自：开发者社区

JAVA内部类中为什么方法中返回值是Object,返回的是方法调用还不报错？

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更新时间 2024-08-09 09:10:34

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