曲木

摘要： public class Student { private String name; private String sex; private int age; // 重写equals public boolean equals(Object o) { if (this == o) { //先判断内 阅读全文

摘要： public class TestStudent { public static void main(String[] args) { Student stu1 = new Student("小黑", "男", 50); Student stu2 = new Student("小黑", "男", 5 阅读全文