数字人民币(RMB)转化为大写汉字表达

Posted jnhe

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using System.Text;

/// <summary>
/// ToChineseValue 的摘要说明
/// 人民币(RMB)转化为大写字母 
/// </summary>
public class ToChineseValue
{
    private enum chineseChar { 零, 壹, 贰, 叁, 肆, 伍, 陆, 柒, 捌, 玖 };
    private enum charValue { 个 = 1, 十, 百, 千 };
    private enum c { 元 = 1, 万, 亿, 兆 };
    private enum afterPoint { 角, 分 };


    public ToChineseValue()
    {
        //
        // TODO: 在此处添加构造函数逻辑
        //
    }
    public static string toChineseChar(decimal d)
    {
        decimal flag = 0;
        if (d < 0)
        {
            flag = d;
            d = -d;
        }

        string strChinese = "";
        string nextString = "";

        System.Globalization.NumberFormatInfo fmat = new System.Globalization.NumberFormatInfo();
        fmat.CurrencyDecimalDigits = 2;
        fmat.CurrencySymbol = "";
        fmat.CurrencyGroupSizes = new int[] { 4, 4, 4, 4 };
        fmat.CurrencyGroupSeparator = ",";

        string strx = d.ToString("c", fmat);
        string[] afterArray = strx.ToString().Split(‘.‘);

        char[] prePoint = afterArray[0].ToCharArray();
        char[] nextChar = afterArray[1].ToCharArray();

        if (System.Convert.ToDecimal(afterArray[0].ToString()) == 0)
        { strChinese = ""; }
        else
        {
            string[] str = afterArray[0].ToString().Split(‘,‘);
            int Num = str.Length;
            //交错数组用来放四个一组的数组
            char[][] part = new char[Num][];
            for (int i = 0; i < str.Length; i++)
            {
                part[i] = str[i].ToCharArray();
            }
            for (int i = 0; i < Num; i++)
            {
                for (int j = 0; j < part[i].Length; j++)
                {
                    //用枚举完成汉字的转换
                    strChinese += ((chineseChar)int.Parse(part[i][j].ToString())).ToString();
                    //用枚举完成单位: 个 十 百 千 
                    strChinese += ((charValue)(part[i].Length - j)).ToString();
                }
                //以下为处理元 万 亿 兆 
                strChinese += ((c)(part.Length - i)).ToString();
            }
        }
        //处理点号后面的小数部分        
        if (System.Convert.ToDecimal(afterArray[1].ToString()) == 0 && System.Convert.ToDecimal(afterArray[0].ToString()) != 0)
        {
            nextString = "整";
        }
        else
        {
            for (int i = 0; i < 2; i++)
            {
                int t = int.Parse(nextChar[i].ToString());
                nextString += ((chineseChar)int.Parse(nextChar[i].ToString())).ToString();
                nextString += ((afterPoint)(i)).ToString();
                if (t == 0)
                {
                    StringBuilder str = new StringBuilder(nextString);
                    nextString = str.Replace("零零", "零").ToString();
                    nextString = str.Replace("零角零分", "零元").ToString();
                }
            }
        }
        StringBuilder sb = new StringBuilder(strChinese);
        for (int i = 0; i < 4; i++)
        {
            strChinese = sb.Replace("个", "").ToString();
            strChinese = sb.Replace("零元", "元").ToString();
            strChinese = sb.Replace("零万", "万").ToString();
            strChinese = sb.Replace("亿万", "亿").ToString();
            strChinese = sb.Replace("零亿", "亿").ToString();
            strChinese = sb.Replace("零十", "零").ToString();
            strChinese = sb.Replace("零百", "零").ToString();
            strChinese = sb.Replace("零千", "零").ToString();
            strChinese = sb.Replace("零零", "零").ToString();
            strChinese = sb.Replace("零角零分", "整").ToString();
        }
        if (flag >= 0)
        {
            return strChinese + nextString;
        }
        return "负" + strChinese + nextString;
    }
}

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