我是不是想太简单了?关于课后习题
//父类 Vehicle·
package com.imooc;
public class Vehicle {
public void show(){
System.out.println("可以载多少人呢?");
}
}//子类 Taxi
package com.imooc;
public class Taxi extends Vehicle {
public void show(){
String numb="1~4人";
String way="马路";
System.out.println("Taxi:");
System.out.println("一般可载:" + numb);
System.out.println("工作媒介:" + way);
}
}//子类 Bus
package com.imooc;
public class Bus extends Vehicle {
public void show(){
String numb="1~50人";
String way="马路";
System.out.println("Bus:");
System.out.println("一般可载:" + numb);
System.out.println("工作媒介:" + way);
}
}//测试的Initial
package com.imooc;
public class Initial {
public static void main(String[] args) {
// TODO Auto-generated method stub
Vehicle obj1 = new Taxi();
Vehicle obj2 = new Bus();
obj1.show();
obj2.show();
}
}子类Initial输出的结果为:
Taxi: 一般可载:1~4人 工作媒介:马路 Bus: 一般可载:1~50人 工作媒介:马路