1 using System;
2 using System.Collections.Generic;
3 using System.Linq;
4 using System.Text;
5
6 namespace 封装
7 {
在其他类里引用
8 class Student
9 {
10 //成员方法
11 public void Write()
12 {
13 Console.WriteLine("我是Stu的Write方法！");
14 }
15
16 /// <summary>
17 /// 求和方法
18 /// </summary>
19 /// <param name="a">第一个数</param>
20 /// <param name="b">第二个数</param>
21 /// <returns></returns>
22 public int Sum(int a,int b)
23 {
24 return a + b;
25 }
26
27
28
29
30
31
32 private string _Code;
33
34 public string Code
35 {
36 get
37 {
38 return _Code;
39 }
40
41 set
42 {
43 _Code = value;
44 }
45 }
46
47 private string _Name;
48
49 /// <summary>
50 /// 学生姓名
51 /// </summary>
52 public string Name
53 {
54 get { return _Name; }
55 set { _Name = value; }
56 }
57
58
59
60
61
62 private decimal _Score;
63
64 public decimal Score
65 {
66 get
67 {
68 return _Score;
69 }
70 set
71 {
72 if (value < 0 || value > 100)
73 {
74 _Score = 0;
75 }
76 else
77 {
78 _Score = value;
79 }
80 }
81 }
82
83
84 private DateTime _Birthday;
85
86 public DateTime Birthday
87 {
88 get
89 {
90 return _Birthday;
91 }
92 set
93 {
94 _Birthday = value;
95 }
96 }
97
98 public string BirthdayStr
99 {
100 get
101 {
102 return _Birthday.ToString("yyyy年MM月dd日");
103 }
104 }
105
106 public string CodeAndScoreSum
107 {
108 get
109 {
110 return _Code + _Score;
111 }
112 }
113
114
115 }
116 }
1 using System;
2 using System.Collections.Generic;
3 using System.Linq;
4 using System.Text;
5
6 namespace 封装
7 {
8 class Teacher
9 {
第二个类
10 //构造函数
11 public Teacher()
12 {
13 _Name = "切西瓜";
14 }
15
16 private string _Name;
17
18 public string Name
19 {
20 get { return _Name; }
21 set { _Name = value; }
22 }
23
24
25 }
26 }
1 using System;
2 using System.Collections.Generic;
3 using System.Linq;
4 using System.Text;
5
6 namespace 封装
7 {
8 class Program
9 {
10 static void Main(string[] args)
11 {
12 Student s = new Student(); //实例化
13
14 s.Write();
15 int i = s.Sum(5, 5);
16
17 Console.WriteLine(i);
18
19 Teacher t = new Teacher();
20 Console.WriteLine(t.Name);
21
22
23
24
25 #region
26 //s.Code = "101";
27 //s.Score = 101;
28 //s.Birthday = DateTime.Now;
29 ////s.BirthdayStr = "";
30
31 //Console.WriteLine(s.Code);
32 //Console.WriteLine(s.Score);
33 //Console.WriteLine(s.Birthday);
34 //Console.WriteLine(s.BirthdayStr);
35 //Console.WriteLine(s.CodeAndScoreSum);
36 #endregion
37
38
39 Console.ReadLine();
40 }
41 }
42 }
