下列选项中,()代码替换程序中标注的【代码】,将导致编译错误。class A{public float getNum(){return 3.0f;}}public class B extends A{【代码】}
选项:
A:public float getNum( ){return 4.0f;}
B: public void getNum( ){ }
C: public void getNum(double d){ }
D: public double getNum(float d){return 4.0d;}
发布时间:2024-03-31 22:15:12