j3_13.java

来自「石志国著《JSP应用教程》」· Java 代码 · 共 21 行

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