• 2022-05-28
    说出下列B类中【代码1】,【代码2】的输出结果 class A { public int getNumber(int a) { return a+1; } } class B extends A { public int getNumber (int a) { return a+100; } public static void main (String args[]) { A a =new A(); System.out.println(a.getNumber(10)); //【代码1】 a = new B(); System.out.println(a.getNumber(10)); //【代码2】 } }