public static string GetNumber2CN(double number)
    {
        StringBuilder cnStr = new StringBuilder();
        string CnNumber = "零壹贰叁肆伍陆柒捌玖";
        string CnUnit = "分角元十百千万十百千亿十百千万";
        string numStr = number.ToString("#0.00").Replace(".", "");
        for (int i = 0; i < numStr.Length; i++)
        {
            int num = int.Parse(numStr.Substring(i, 1));
            cnStr.Append(CnNumber.Substring(num, 1) + CnUnit.Substring(numStr.Length - i - 1, 1));
        }
        while (Regex.IsMatch(cnStr.ToString(), "零零|零十|零百|零千|零万|零亿|亿万"))
        {
            cnStr = cnStr.Replace("零十", "零");
            cnStr = cnStr.Replace("零百", "零");
            cnStr = cnStr.Replace("零千", "零");
            cnStr = cnStr.Replace("零万", "万");
            cnStr = cnStr.Replace("零亿", "亿");
            cnStr = cnStr.Replace("零零", "零");
            cnStr = cnStr.Replace("亿万", "亿零");
        }
        cnStr = cnStr.Replace("零元", "元").Replace("零角", "").Replace("零分", "");
        return cnStr.ToString().StartsWith("元") ? cnStr.ToString().Substring(1) : cnStr.ToString();
    }

如果哪位能完善的更好，贴出来分享一下

呵呵，又编辑了以下标题，方便大家查询，下面也跟了完善版

[[it] 本帖最后由 zhukuntang 于 2008-11-1 10:50 编辑 [/it]]

收到的鲜花

• 小仙 于 2008-10-25 18:05 送鲜花  49朵   附言：感谢分享。

public static string GetNumber2CN(double number)
    {
        StringBuilder cnStr = new StringBuilder();
        string CnNumber = "零壹贰叁肆伍陆柒捌玖";
        string CnUnit = "分角元拾佰仟万拾佰仟亿拾佰仟万";
        string numStr = number.ToString("#0.00").Replace(".", "");
        for (int i = 0; i < numStr.Length; i++)
        {
            int num = int.Parse(numStr.Substring(i, 1));
            cnStr.Append(CnNumber.Substring(num, 1) + CnUnit.Substring(numStr.Length - i - 1, 1));
        }
        while (Regex.IsMatch(cnStr.ToString(), "零零|零拾|零佰|零仟|零万|零亿|亿万"))
        {
            cnStr = cnStr.Replace("零拾", "零");
            cnStr = cnStr.Replace("零佰", "零");
            cnStr = cnStr.Replace("零仟", "零");
            cnStr = cnStr.Replace("零万", "万");
            cnStr = cnStr.Replace("零亿", "亿");
            cnStr = cnStr.Replace("零零", "零");
            cnStr = cnStr.Replace("亿万", "亿零");
        }
        cnStr = cnStr.Replace("零元", "元").Replace("零角", "").Replace("零分", "");
        if (cnStr.ToString().StartsWith("元"))
        {
            return cnStr.ToString().Substring(1);
        }
        if (cnStr.ToString().EndsWith("元"))
        {
            return cnStr.ToString() + "整";
        }
        return cnStr.ToString();
    }