1定义一个Student 建立属性:学号名字和年龄并建立有参的构造方法。 2在该类中创建对象对象信息为:201000802011黎明 20 3重写toString方法显示该对象的信息。用Java 进行编程
public class Student { private String id; private String name; private int age;
public Student(String id, String name, int age) {
this.id = id;
this.name = name;
this.age = age;
}
@Override
public String toString() {
return "Student{" +
"id='" + id + '\'' +
", name='" + name + '\'' +
", age=" + age +
'}';
}
public static void main(String[] args) {
Student student = new Student("201000802011", "黎明", 20);
System.out.println(student.toString());
}
}
原文地址: https://www.cveoy.top/t/topic/bnDB 著作权归作者所有。请勿转载和采集!