package ex5;
public abstract class Person extends Aperson{
public abstract void say();
}
package ex5;
public class Chinese extends Person {
public void say()
{
System.out.println("Chinese speak Chinese");
}
}
package ex5;
public class American extends Person {
public void say()
{
System.out.println("Americans speak English");
}
}
package ex5;
public class Spain extends Person {
public void say()
{
System.out.println("Spains speak Spanish language");
}
}
package ex5;
public class Initail {
public static void main(String[] args) {
// TODO Auto-generated method stub
Person p1=new Chinese();
Person p2=new American();
Person p3=new Spain();
p1.say();
p2.say();
p3.say();
}}`
`
来自 “ ITPUB博客 ” ，链接：https://blog.itpub.net/166/viewspace-2799577/ ，如需转载，请注明出处，否则将追究法律责任。
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