C#中文数字表达式

string NumberCn(double ANumber)

{

const string cPointCn = "点十百千万十百千亿十百千";

const string cNumberCn = "零一二三四五六七八九";

string S = ANumber.ToString();

if (S == "0") return "" + cPointCn[0];

if (!S.Contains(".")) S += ".";

int P = S.IndexOf(".");

string Result = "";

for (int i = 0; i < S.Length; i++)

{

if (P == i)

{

Result = Result.Replace("零十零", "零");

Result = Result.Replace("零百零", "零");

Result = Result.Replace("零千零", "零");

Result = Result.Replace("零十", "零");

Result = Result.Replace("零百", "零");

Result = Result.Replace("零千", "零");

Result = Result.Replace("零万", "万");

Result = Result.Replace("零亿", "亿");

Result = Result.Replace("亿万", "亿");

Result = Result.Replace("零点", "点");

}

else

{

if (P > i)

Result += "" + cNumberCn[S[i] - '0'] + cPointCn[P - i - 1];

else Result += "" + cNumberCn[S[i] - '0'];

}

}

if (Result.Substring(Result.Length - 1, 1) == "" + cPointCn[0])

Result = Result.Remove(Result.Length - 1); // 一点-> 一

if (Result[0] == cPointCn[0])

Result = cNumberCn[0] + Result; // 点三-> 零点三

if ((Result.Length > 1) && (Result[1] == cPointCn[1]) &&

(Result[0] == cNumberCn[1]))

Result = Result.Remove(0, 1); // 一十三-> 十三

return Result;

}

string MoneyCn(double ANumber)

{

if (ANumber == 0) return "零";

string Result = NumberCn(Math.Truncate(ANumber * 100) / 100);

Result = Result.Replace("一", "壹");

Result = Result.Replace("二", "贰");

Result = Result.Replace("三", "叁");

Result = Result.Replace("四", "肆");

Result = Result.Replace("五", "伍");

Result = Result.Replace("六", "陆");

Result = Result.Replace("七", "柒");

Result = Result.Replace("八", "捌");

Result = Result.Replace("九", "玖");

Result = Result.Replace("九", "玖");

Result = Result.Replace("十", "拾");

Result = Result.Replace("百", "佰");

Result = Result.Replace("千", "仟");

if (Result.Contains("点"))

{

int P = Result.IndexOf("点");

Result = Result.Insert(P + 3, "分");

Result = Result.Insert(P + 2, "角");

Result = Result.Replace("点", "圆");

Result = Result.Replace("角分", "角");

Result = Result.Replace("零分", "");

Result = Result.Replace("零角", "");

Result = Result.Replace("分角", "");

if (Result.Substring(0, 2) == "零圆")

Result = Result.Replace("零圆", "");

} else Result += "圆整";

Result = "人民币" + Result;

return Result;

}