W3School TIY Editor

class Person { String fname = "Bill"; String lname = "Gates"; String email = "bill@w3school.com.cn"; int age = 24; public static void main(String[] args) { Person myObj = new Person(); System.out.println("姓名：" + myObj.fname + " " + myObj.lname); System.out.println("邮箱：" + myObj.email); System.out.println("年龄：" + myObj.age); } }