题目内容
(请给出正确答案)
提问人:网友huangchuyan
发布时间:2022-01-07
[主观题]
interface Playable { void play(); } interface Bounceable { void play(); } inter
interface Playable {
void play();
}
interface Bounceable {
void play();
}
interface Rollable extends Playable, Bounceable {
Ball ball = new Ball("PingPang");
}
class Ball implements Rollable {
private String name;
public String getName() {
return name;
}
public Ball(String name) {
this.name = name;
}
public void play() {
ball = new Ball("Football");
System.out.println(ball.getName());
}
}
这个错误不容易发现。
简答题官方参考答案
(由简答题聘请的专业题库老师提供的解答)
查看官方参考答案