一个较为健全的类
package com.ma.demo4; public class Demo { private String name; private int age; public Demo() { } public Demo(String name, int age) { this.name = name; this.age = age; } public void setName(String name) { this.name = name; } public String getName() { return name; } public void setAget(int age) { this.age = age; } public int getAge() { return age; } public void show() { System.out.println(this.name + " " + this.age); } } package com.ma.demo4; public class Test { public static void main(String[] args) { Demo dd = new Demo(); dd.setAget(22); dd.setName("毛主席"); dd.show(); System.out.println("----------"); Demo dd2 = new Demo("屈原", 22); dd2.show(); } }
