24.内部类

public class OutClass {
    public String name = "十点多";

    public class InnerClass {
        public String name2 = name;
    }

    public void show() {
        InnerClass innerClass = new InnerClass();
        System.out.println(innerClass.name2);
    }

}

public class Demo {
    public static void main(String[] args) {
//        访问内部类方法1
        OutClass.InnerClass innerClass=new OutClass().new InnerClass();
//        访问内部类方法2
        OutClass outClass = new OutClass();
        outClass.show();
    }
}

public class InnerTest {
    private int num = 10;

    public void show() {
        class Inner {
            public void methord() {
                System.out.println(num);
            }
        }
        Inner inner = new Inner();
        inner.methord();
    }
}

public class Out {
    public void methord() {
        new Inner() {
            @Override
            public void show() {
                System.out.println("匿名内部类");
            }
        }.show();
        Inner inner = new Inner() {
            @Override
            public void show() {
                System.out.println("匿名内部类");
            }
        };
        inner.show();
    }

}