java人员类

设计一个用于人事管理的“人员”类。由于考虑到通用性,这里只抽象出所有类型人员都具有的属性:编号、性别、出生日期、身份证号等。其中“出生日期”声明为一个“日期”类内嵌子对象。用成员函数实现对人员信息的录入和显示。

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 1 import java.util.Scanner;
 2 //日期类
 3 class Date{
 4     private int year;
 5     private int month;
 6     private int day;
 7     public Date() {
 8     }
 9     public Date(int year,int month,int day) {
10         this.year=year;
11         this.month=month;
12         this.day=day;
13     }
14     public void set() {
15         Scanner in=new Scanner(System.in);
16         year=in.nextInt();
17         month=in.nextInt();
18         day=in.nextInt();
19     }
20     public void display() {
21         System.out.println(year+"."+month+"."+day);
22     }
23 }
24 //人员类
25 public class People {
26     private int num; //编号
27     private String sex; //性别
28     private Date date=new Date(); //出生日期
29     private String ID; //身份证号
30     public People() {
31     }
32     public People(int num, String sex, Date date, String iD) {
33         super();
34         this.num = num;
35         this.sex = sex;
36         this.date = date;
37         ID = iD;
38     }
39     public void input() {
40         Scanner in=new Scanner(System.in);
41         System.out.println("请输入人员信息:");
42         System.out.print("编号:");
43         num=in.nextInt();
44         System.out.print("性别:");
45         sex=in.next();
46         System.out.print("出生日期:");
47         date.set();
48         System.out.print("身份证号:");
49         ID=in.next();
50     }
51     public void output() {
52         System.out.println("编号:"+num);
53         System.out.println("性别:"+sex);
54         System.out.println("出生日期:");
55         date.display();
56         System.out.println("身份证号:"+ID);
57     }
58     public static void main(String[] args) {
59         People p=new People();
60         p.input();
61         p.output();
62     }
63 }
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原文地址:https://www.cnblogs.com/znjy/p/14170652.html