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a,放回值类型b,方法名c,参数类型及个数3个条件不知道谁总结的,但是这种垃圾货误导性非常强重写的概念是建立在继承之上,也就是说子类有自己的 和 父类的方法(可继承的)所谓重写就是子类方法的和父类的某个方法 外部相同(除了内部代码完全一样,编译器无法区分)访问修饰符的问题自己想想想。一个类可以同时出现这两种吗?public void m1();private void m1();
2015-08-07
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2015-08-07