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https://ambitiouscc.github.io/2019/10/08/Java%E5%9F%BA%E7%A1%80-%E4%BA%8C/
发现问题 对对象的调用需要在main方法中,=,=#不知道为啥这个坑掉进去这么多次了
使用super,父类的变量用protected关键字修饰 继承概念 父类与子类之间建立的关系
子类拥有父类的,
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求带飞:yum:
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https://ambitiouscc.github.io/2019/10/08/Java%E5%9F%BA%E7%A1%80-%E4%BA%8C/
发现问题
对对象的调用需要在main方法中,=,=#不知道为啥这个坑掉进去这么多次了
使用super,父类的变量用protected关键字修饰
继承概念
父类与子类之间建立的关系
子类拥有父类的,
The text was updated successfully, but these errors were encountered: