输入数字转换成中文大写（钱,财务计算金额）

public static string Get(string Num)
{
string x = double.Parse(Num).ToString("#L#E#D#C#K#E#D#C#J#E#D#C#I#E#D#C#H#E#D#C#G#E#D#C#F#E#D#C#.0B0A");
string y = Regex.Replace(x, @"((?<=-|^)[^1-9]*)|((?'z'0)[0A-E]*((?=[1-9])|(?'-z'(?=[F-L\.]|$))))|((?'b'[F-L])(?'z'0)[0A-L]*((?=[1-9])|(?'-z'(?=[\.]|$))))", "${b}${z}");
string CHS = Regex.Replace(y, ".", delegate(Match m) { return "负元空零壹贰叁肆伍陆柒捌玖空空空空空空空分角拾佰仟万亿兆"[m.Value[0] - '-'].ToString(); });
return CHS;
}