5.2base1.java

来自「JAVA程序设计的源代码」· Java 代码 · 共 21 行

class Base    //定义父类
{
public String name="Peter";
public int age=23;
}
class Base1 extends Base    //定义子类
{
private int acc_no=4566;
public void disp()
{
System.out.println("The name is: "+name);
System.out.println("The Age is: "+age);
System.out.println("The account NO. is: "+acc_no);
}
public static void main(String args[])
{
Base1 b=new Base1();
b.disp();    //打印子类对象属性值
}
}