JAVA內部類2

class Outer
{
    int num=3;
    class Inner
    {
        int num=4;
        void show()
        {
            int num=5;
            System.out.println(num);                //結果爲5
            System.out.println(this.num);           //結果爲4
            System.out.println(Inner.this.num);     //結果爲4
            System.out.println(Outer.this.num);     //結果爲3
        }
    }
}