中文日期转C#日期代码,CSharp代码库,德仔网

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【CSharp】中文日期转C#日期
作者:Dezai.CN / 发布于2011/5/10/ 554
<div>
<font color="#993300">using System;
using System.Collections.Generic;
using System.Text;
using System.Text.RegularExpressions;</font>
<font color="#993300">namespace Tookit
{
public class Chinese2Number
{
/// <summary>
/// 将字符串转成日期类型，如二○○七年十二月六日,转成2007-12-6
/// </summary>
/// <param name="strNumber"></param>
/// <returns></returns>
public DateTime ConvertTime(string strNumber)
{
//如果字符长度为空，则返回最小的日期值
if (strNumber == null || strNumber == "")
{
return DateTime.MinValue;
}
try
{
return Convert.ToDateTime(strNumber);
}
catch
{
}
Regex re = new Regex(@"(\S{1,4})年(\S{1,2})月(\S{1,3})日", RegexOptions.None);
string[] lines = re.Split(strNumber);
//如果没有匹配成功，则返回最小的日期值
if (lines.Length < 1)
{
return DateTime.MinValue;
}
int n1, n2, n3;
try
{
n1 = this.CovertSimple(lines[1]);
n2 = this.ConvertTwo(lines[2]);
n3 = this.ConvertTwo(lines[3]);
}
catch
{
n1 = n2 = n3 = 1;
}
string newStr = n1 + "-" + n2 + "-" + n3;
try
{
return Convert.ToDateTime(newStr);
}
catch
{
return DateTime.MinValue;
}
}
/// <summary>
/// 单个的中文转数字
/// </summary>
/// <param name="strNumber"></param>
/// <returns>不成功，则返回 -1</returns>
public int ConvertOne(string strNumber)
{
//如果字符长度为空，则返回0
if (strNumber == null || strNumber == "")
{
return -1;
}
//取第一个字符
strNumber = strNumber.Substring(0, 1);
string[] chNumber = new string[] { "零|○|o|O|0", "一|壹", "二|贰", "三|叁", "四|肆", "五|伍", "六|陆", "七|柒", "八|捌", "九|玖", "十|拾" };
for (int i = 0; i < chNumber.Length; i++)
{
string[] tlist = chNumber[i].Split('|');
for (int j = 0; j < tlist.Length; j++)
{
if (tlist[j] == strNumber)
{
return i;
}
}
}
return -1;
}
/// <summary>
/// 三位中文数以下的(即两位数字)，转数字；即九十八、十六、七十二、等
/// </summary>
/// <param name="strNumber"></param>
/// <returns>不成功则转为 -1</returns>
public int ConvertTwo(string strNumber)
{
//如果字符长度为空，则返回0
if (strNumber == null || strNumber == "")
{
return -1;
}
//取字符长度
int len = strNumber.Length;
if (len == 1)
{
return ConvertOne(strNumber.Substring(0, 1));
}
if (len == 2)
{
strNumber = strNumber.Substring(0, 2);
//如果第一个字符为&ldquo;十&rdquo;，即十以上，二十以下的数
string ten = strNumber.Substring(0, 1);
if (ten == "十")
{
ten = strNumber.Substring(1, 1);
return Convert.ToInt32("1" + ConvertOne(ten).ToString());
}
else
{
return Convert.ToInt32(ConvertOne(ten).ToString() + "0");
}
}
if (len == 3)
{
string s = strNumber.Substring(0, 1);
string g = strNumber.Substring(2, 1);
return Convert.ToInt32(ConvertOne(s).ToString() + ConvertOne(g).ToString());
}
return -1;
}
/// <summary>
/// 简单转换，中文数字直接转数字；如二○○七，转成2007；主要用于年份
/// </summary>
/// <param name="strNumber"></param>
/// <returns></returns>
public int CovertSimple(string strNumber)
{
//如果字符长度为空，则返回0
if (strNumber == null || strNumber == "")
{
return -1;
}
string t = "";
int i = 0;
foreach (char s in strNumber)
{
i = ConvertOne(s.ToString());
if (i > -1)
{
t += i.ToString();
}
else
{
t += 0.ToString();
}
}
return Convert.ToInt32(t);
} </font>
<font color="#993300">/// <summary>
/// 查出一段字符串中的字期类的字符，最后一个日期
/// </summary>
/// <param name="str"></param>
/// <returns></returns>
public string SearchDate(string str)
{
Regex re = new Regex(@"(\S{1,4})年(\S{1,2})月(\S{1,3})日", RegexOptions.None);
MatchCollection mc = re.Matches(str);
int i = 0;
foreach (Match ma in mc)
{
i++;
if(i==mc.Count)
return ma.Value;
}
return "";
}
}</font>
<font color="#993300">}
</font>
<font color="#993300"><font color="#000000">在上面代码中，有这样一段</font>
string[] chNumber = new string[] { "零|○|o|O|0", "一|壹", "二|贰", "三|叁", "四|肆", "五|伍", "六|陆", "七|柒", "八|捌", "九|玖", "十|拾" };
</font><font size="+0">不要奇怪那个&ldquo;零|○|o|O|0 &rdquo;，因为他们输的中文日期，二〇〇七年中的那个0用什么的都有，我只好把所有是圈的字符都弄上次；</font>
</div>
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