类和对象的创建
类和对象的创建
package oop.demo01; //学生类 public class Student { //属性: 字段 String name;//null int age;//0 //方法 public void study(){ System.out.println(this.name+"学生在学习"); } }
package oop.demo01; public class Application { public static void main(String[] args) { Student xiaoming= new Student(); Student zhangsan = new Student(); xiaoming.name="小明"; xiaoming.age=18; System.out.println(xiaoming.age); System.out.println(xiaoming.name); System.out.println(zhangsan.age); System.out.println(zhangsan.name); } }
狂神链接
坚持!坚持!坚持!坚持!坚持!坚持!