1.定义Person类,添加成员变量;
2.定义employee类继承Person类。
class Person{
private String name;
private int age;
public Person() {}
public Person(String name,int age) {
this.name = name;
this.age = age;
}
public int getAge() {
return age;
}
}
class Employee extends Person{
private String empno;
public Employee() {}
public Employee(String name,int age,String empno) {
super(name,age);
this.empno = empno;
}
}
public class Person继承测试 {
public static void main(String[] args) {
Employee e = new Employee("张三",22,"1001");
}
}
package test;
class Person {
private String name;
private int age;
public int getAge() {
return age;
}
}
class Employee extends Person{
private String empno;
}
package com.csdn;
public class Person {
private String Name;
private int Age;
public int getAge() {
return this.Age;
}
}
class Employee extends Person {
private int empno;
}
有帮助,望采纳!