package com.atguigu.java1;
public class Person {
String name;
int age;
public Person(){
}
public Person(String name, int age) {
this.name = name;
this.age = age;
}
public void eat(){
System.out.println("吃饭");
}
public void walk(int distance){
System.out.println("走路，走的距离是："+distance+"公里");
}
}
package com.atguigu.java1;
public class Student extends Person{
String major;
public Student(){
}
public Student(String major){
this.major=major;
}
//下面这个就是方法的重写
public void eat(){
System.out.println("学生应该多吃有营养的食物");
}
public void study(){
System.out.println("学习。专业是："+major);
}
}
package com.atguigu.java1;
public class PersonTest {
public static void main(String[] args) {
Student s= new Student("计算机科学与技术");
s.eat();
s.walk(10);
s.study();
Person p1 = new Person();
p1.eat();
}
}
