C#數字日期裝換為中文日期

 1 using System;
 2 using System.Collections.Generic;
 3 using System.Linq;
 4 using System.Text;
 5 namespace ConsoleApplication1
 6 {
 7     class Program
 8     {
 9         
10         static void Main(string[] args)
11         {
12             Console.WriteLine("請輸入一個日期：");
13             string strDate = Console.ReadLine();
14             string dc = Baodate2Chinese(strDate);
15             Console.WriteLine(dc);
16         }
17 
18         private static string Baodate2Chinese(string strDate)
19         {
20             char[] strChinese= new char[] {
21                  '〇','一','二','三','四','五','六','七','八','九','十'
22              };
23             StringBuilder result = new StringBuilder();
24 
25             //// 依據正則表達式判斷參數是否正確
26             //Regex theReg = new Regex(@"(d{2}|d{4})(/|-)(d{1,2})(/|-)(d{1,2})");
27 
28             if (!string.IsNullOrEmpty(strDate))
29             {
30                 // 將數字日期的年月日存到字元數組str中
31                 string[] str = null;
32                 if (strDate.Contains("-"))
33                 {
34                     str = strDate.Split('-');
35                 }
36                 else if (strDate.Contains("/"))
37                 {
38                     str = strDate.Split('/');
39                 }
40                 // str[0]中為年，將其各個字元轉換為相應的漢字
41                 for (int i = 0; i < str[0].Length; i++)
42                 {
43                     result.Append(strChinese[int.Parse(str[0][i].ToString())]);
44                 }
45                 result.Append("年");
46 
47                 // 轉換月
48                 int month = int.Parse(str[1]);
49                 int MN1 = month / 10;
50                 int MN2 = month % 10;
51 
52                 if (MN1 > 1)
53                 {
54                     result.Append(strChinese[MN1]);
55                 }
56                 if (MN1 > 0)
57                 {
58                     result.Append(strChinese[10]);
59                 }
60                 if (MN2 != 0)
61                 {
62                     result.Append(strChinese[MN2]);
63                 }
64                 result.Append("月");
65 
66                 // 轉換日
67                 int day = int.Parse(str[2]);
68                 int DN1 = day / 10;
69                 int DN2 = day % 10;
70 
71                 if (DN1 > 1)
72                 {
73                     result.Append(strChinese[DN1]);
74                 }
75                 if (DN1 > 0)
76                 {
77                     result.Append(strChinese[10]);
78                 }
79                 if (DN2 != 0)
80                 {
81                     result.Append(strChinese[DN2]);
82                 }
83                 result.Append("日");
84             }
85             else
86             {
87                 throw new ArgumentException();
88             }
89 
90             return result.ToString();
91         }
92     }
93 }