test.java

来自「JAVA培训用实用代码」· Java 代码 · 共 24 行

import java.util.Date;

class Person {
	public String name;
	public int age;
	public Date birthDate;
	public String getInfo() {
		return "name: " + name + "\nage: " + age ; 
	}
}

class Student extends Person{
	public String school;
}

public class Test{
	public static void main(String args[]){
		Student s = new Student();
		s.name = "bily";
		s.age = 18;
		System.out.println(s.getInfo());
	}
}