/** * Created by xabcd on 2019/2/15. */ public class Person { String name; int age; void talk() { System.out.println("我是:"+name+",今年:"+age+"岁"); } }
/** * Created by xabcd on 2019/2/15. */ public class testPersonDemo2 { public static void main(String args[]) { //声明并实例化一个对象 Person p = new Person(); //给p中的属性赋值 p.name = "张三"; p.age = -25; //调用Person类中的talk()方法 p.talk(); } } 结果: 我是:张三,今年:-25岁