dotnet中文字符工具类

支持繁体简体互换。

 using System;

 using System.Collections.Generic;

 using System.IO;

 using System.Linq;

 using System.Runtime.InteropServices;

 using System.Threading.Tasks;

 namespace DLMApi.Utils

 {

     /// <summary>

     /// 中文字符工具类

     /// </summary>

     public  class ChineseStringUtility

     {

         private const int LOCALE_SYSTEM_DEFAULT = 0x0800;

         private const int LCMAP_SIMPLIFIED_CHINESE = 0x02000000;

         private const int LCMAP_TRADITIONAL_CHINESE = 0x04000000;

         [DllImport("kernel32", CharSet = CharSet.Auto, SetLastError = true)]

         private static extern int LCMapString(int Locale, int dwMapFlags, string lpSrcStr, int cchSrc, [Out] string lpDestStr, int cchDest);

         /// <summary>

         /// 将字符转换成简体中文

         /// </summary>

         /// <param name="source">输入要转换的字符串</param>

         /// <returns>转换完成后的字符串</returns>

         public static string ToSimplified(string source)

         {

             String target = new String(' ', source.Length);

             int ret = LCMapString(LOCALE_SYSTEM_DEFAULT, LCMAP_SIMPLIFIED_CHINESE, source, source.Length, target, source.Length);

             return target;

         }

         /// <summary>

         /// 将字符转换为繁体中文

         /// </summary>

         /// <param name="source">输入要转换的字符串</param>

         /// <returns>转换完成后的字符串</returns>

         public static string ToTraditional(string source)

         {

             String target = new String(' ', source.Length);

             int ret = LCMapString(LOCALE_SYSTEM_DEFAULT, LCMAP_TRADITIONAL_CHINESE, source, source.Length, target, source.Length);

             return target;

         }

         // <summary>

         /// 获取两个字符串的相似度

         /// </summary>

         /// <param name=”sourceString”>第一个字符串</param>

         /// <param name=”str”>第二个字符串</param>

         public static int GetSimilarityWith(string sourceString, string str)

         {

             char[] ss = sourceString.ToCharArray();

             char[] st = str.ToCharArray();

             //获取交集数量

             int q = ss.Intersect(st).Count();

             return q;

         }

     }

 }