package ctgu.java; public class TestPerson1 { public static void main(String[] args) { //Person p1 = new Person(); String str = new String ("ctgu.com"); System.out.println(str); Person p2 = new Person("佳莹"); Person p1= new Person(); System.out.println(p1.getName()+":"+p1.getAge()); System.out.println(p2.getName()); System.out.println(p2.getAge()); Person p3=new Person("李靳",23); System.out.println("name:" + p3.getName()+"age:"+p3.getAge()); } } class Person{ private String name ; private int age ; public Person(String n){ name = n ; } public Person(){ age = 10; name = "张三"; } public Person(String n,int a){ name = n; age = a ; } public void setName(String n){ name = n; } public void setAge(int a ){ age = a ; } public String getName(){ return name ; } public int getAge(){ return age ; } }
原文地址:http://9815936.blog.51cto.com/9805936/1604910