将中文数字转换成阿拉伯数字

最新推荐文章于 2023-06-01 18:39:44 发布

原创最新推荐文章于 2023-06-01 18:39:44 发布 · 1k 阅读

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#string #测试 #c

本文介绍了一个简单的C#程序，该程序能够将中文数字字符串转换为阿拉伯数字整数或长整数。通过解析输入的中文数字并进行相应的数学运算，实现中文到阿拉伯数字的有效转换。

代码从csdn复制，未做测试

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 public static class ChineseNumberUtil 
 
 { 
 
     /// <summary> 
 
     /// 将中文数字转换成阿拉伯数字 
 
     /// </summary> 
 
     /// <param name="cnNumber"></param> 
 
     /// <returns></returns> 
 
     static int ConverToDigit(string cnNumber) 
 
     {  
 
         int result = 0; 
 
         int temp = 0; 
 
         foreach (char c in cnNumber) 
 
         { 
 
             int temp1 = ToDigit(c); 
 
             if (temp1 == 10000) 
 
             { 
 
                 result += temp; 
 
                 result *= 10000; 
 
                 temp = 0; 
 
             } 
 
             else if (temp1 > 9) 
 
             { 
 
                 if (temp1 == 10 && temp == 0) temp = 1; 
 
                 result += temp * temp1; 
 
                 temp = 0; 
 
             } 
 
             else temp = temp1; 
 
         } 
 
         result += temp; 
 
         return result; 
 
     }  
 
     /// <summary> 
 
     /// 将中文数字转换成阿拉伯数字 
 
     /// </summary> 
 
     /// <param name="cn"></param> 
 
     /// <returns></returns> 
 
     static int ToDigit(char cn) 
 
     {  
 
         int number = 0; 
 
         switch (cn) 
 
         { 
 
             case '壹': 
 
             case '一': 
 
                 number = 1; 
 
                 break; 
 
             case '两': 
 
             case '贰': 
 
             case '二': 
 
                 number = 2; 
 
                 break; 
 
             case '叁': 
 
             case '三': 
 
                 number = 3; 
 
                 break; 
 
             case '肆': 
 
             case '四': 
 
                 number = 4; 
 
                 break; 
 
             case '伍': 
 
             case '五': 
 
                 number = 5; 
 
                 break; 
 
             case '陆': 
 
             case '六': 
 
                 number = 6; 
 
                 break; 
 
             case '柒': 
 
             case '七': 
 
                 number = 7; 
 
                 break; 
 
             case '捌': 
 
             case '八': 
 
                 number = 8; 
 
                 break; 
 
             case '玖': 
 
             case '九': 
 
                 number = 9; 
 
                 break; 
 
             case '拾': 
 
             case '十': 
 
                 number = 10; 
 
                 break; 
 
             case '佰': 
 
             case '百': 
 
                 number = 100; 
 
                 break; 
 
             case '仟': 
 
             case '千': 
 
                 number = 1000; 
 
                 break; 
 
             case '萬': 
 
             case '万': 
 
                 number = 10000; 
 
                 break; 
 
             case '零': 
 
             default: 
 
                 number = 0; 
 
                 break; 
 
         } 
 
         return number; 
 
     }  
 
     /// <summary> 
 
     /// 将中文数字转换成阿拉伯数字 
 
     /// </summary> 
 
     /// <param name="cnDigit"></param> 
 
     /// <returns></returns> 
 
     static long ToLong(string cnDigit) 
 
     {  
 
         long result = 0; 
 
         string[] str = cnDigit.Split('亿'); 
 
         result = ConverToDigit(str[0]); 
 
         if (str.Length > 1) 
 
         { 
 
             result *= 100000000; 
 
             result += ConverToDigit(str[1]); 
 
         } 
 
         return result; 
 
     }  
 
}