封装类-student

 1 package com.hanqi.z1p1;
 2 
 3 public class Student {
 4 
 5     int StuNo;
 6     String Name;
 7     int Age;
 8     
 9     Student(int StuNo,String Name,int Age)
10     {
11         this.StuNo=StuNo;
12         this.Name=Name;
13         this.Age=Age;
14         
15     }
16     
17     void outPut()
18     {
19         System.out.println("学号："+StuNo+"，姓名："+Name+"，年龄："+Age);
20     }
21     
22     
23     
24     
25     
26     public static void main(String[] args) {
27         // TODO 自动生成的方法存根
28 
29         Student st1=new Student(1001,"张三",22);
30         st1.outPut();
31         
32         Student st2=new Student(1002,"李四",25);
33         st2.outPut();
34         
35         Student st3=new Student(1003,"赵六",24);
36         st3.outPut();
37         
38         
39         
40         
41         
42     }
43 
44 }
运行结果：