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/** * Created by xabcd on 2019/2/16. */ abstract class java_chouxiang1 {String name; int age; String occupation; //声明一种抽象方法talk() public abstract String talk(); } //Student4类继承自java_chouxiang1类 class Student4 extends java_chouxiang1 { public Student4(String name,int age,String occuupation) { this.name = name; this.age = age; this.occupation= occuupation; } //覆写talk()方法,此类不为抽象类,所以需要覆写 public String talk() { return "学生——》姓名:"+this.name+",年龄:"+this.age+"职业:"+this.occupation; } } //worker类继承自java_chouxiang1类 class Worker extends java_chouxiang1 { public Worker(String name,int age,String occuupation) { this.name = name; this.age = age; this.occupation= occuupation; } public String talk()//此类不为抽象类,所以需要覆写 { return "工人——》姓名:"+this.name+",年龄:"+this.age+"职业:"+this.occupation; } }
/** * Created by xabcd on 2019/2/16. */ public class test_chouxiang { public static void main(String[] args) { Student4 s = new Student4("张三",20,"学生"); Worker w = new Worker("李四",30,"工人"); System.out.println(s.talk()); System.out.println(w.talk()); } } 学生——》姓名:张三,年龄:20职业:学生 工人——》姓名:李四,年龄:30职业:工人