//据客户要求,把"2007-11-4"转换为"二〇〇七年十一月四号"

using System;
using System.Text;
using System.Text.RegularExpressions;
namespace AndyDateConvert
{
class DateConvert
{
private static DateConvert m_DateConvert = null;
private char[] strChinese;
private DateConvert()
{
strChinese = new char[] {
'〇','一','二','三','四','五','六','七','八','九','十'
};
}
public static DateConvert Instance
{
get
{
if (m_DateConvert == null)
m_DateConvert = new DateConvert();
return m_DateConvert;
}
}
public string Baodate2Chinese(string strDate)
{
StringBuilder result = new StringBuilder();
// 依据正则表达式判断参数是否正确
             Regex theReg = new Regex(@"(d{2}|d{4})(/|-)(d{1,2})(/|-)(d{1,2})");
if (theReg.Match(strDate).Length != 0)
{
// 将数字日期的年月日存到字符数组str中
                 string[] str = null;
if (strDate.Contains("-"))
{
str = strDate.Split('-');
}
else if (strDate.Contains("/"))
{
str = strDate.Split('/');
}
// str[0]中为年，将其各个字符转换为相应的汉字
                 for (int i = 0; i < str[0].Length; i++)
{
result.Append(strChinese[int.Parse(str[0][i].ToString())]);
}
result.Append("年");
// 转换月
                 int month = int.Parse(str[1]);
int MN1 = month / 10;
int MN2 = month % 10;
if (MN1 > 1)
{
result.Append(strChinese[MN1]);
}
if (MN1 > 0)
{
result.Append(strChinese[10]);
}
if (MN2 != 0)
{
result.Append(strChinese[MN2]);
}
result.Append("月");
// 转换日
                 int day = int.Parse(str[2]);
int DN1 = day / 10;
int DN2 = day % 10;
if (DN1 > 1)
{
result.Append(strChinese[DN1]);
}
if (DN1 > 0)
{
result.Append(strChinese[10]);
}
if (DN2 != 0)
{
result.Append(strChinese[DN2]);
}
result.Append("日");
}
else
{
throw new ArgumentException();
}
return result.ToString();
}
static void Main(string[] args)
{
Console.WriteLine(DateConvert.Instance.Baodate2Chinese("2007-11-4"));
Console.WriteLine(DateConvert.Instance.Baodate2Chinese("07-11-4"));
Console.WriteLine(DateConvert.Instance.Baodate2Chinese("2007/11/4"));
Console.WriteLine(DateConvert.Instance.Baodate2Chinese("07/11/4"));
}
}
}