c#数字金额转大写金额

static string MoneyToUpper(string strAmount)     {         string functionReturnValue = null;         bool IsNegative = false; // 是否是负数         if (strAmount.Trim().Substring(0, 1) == "-")         {             // 是负数则先转为正数             strAmount = strAmount.Trim().Remove(0, 1);             IsNegative = true;         }         string strLower = null;         string strUpart = null;         string strUpper = null;         int iTemp = 0;         // 保留两位小数 123.489→123.49　　123.4→123.4         strAmount = Math.Round(double.Parse(strAmount), 2).ToString();         if (strAmount.IndexOf(".") > 0)         {             if (strAmount.IndexOf(".") == strAmount.Length - 2)             {                 strAmount = strAmount + "0";             }         }         else         {             strAmount = strAmount + ".00";         }         strLower = strAmount;         iTemp = 1;         strUpper = "";         while (iTemp <= strLower.Length)         {             switch (strLower.Substring(strLower.Length - iTemp, 1))             {                 case ".":                     strUpart = "圆";                     break;                 case "0":                     strUpart = "零";                     break;                 case "1":                     strUpart = "壹";                     break;                 case "2":                     strUpart = "贰";                     break;                 case "3":                     strUpart = "叁";                     break;                 case "4":                     strUpart = "肆";                     break;                 case "5":                     strUpart = "伍";                     break;                 case "6":                     strUpart = "陆";                     break;                 case "7":                     strUpart = "柒";                     break;                 case "8":                     strUpart = "捌";                     break;                 case "9":                     strUpart = "玖";                     break;             }

            switch (iTemp)             {                 case 1:                     strUpart = strUpart + "分";                     break;                 case 2:                     strUpart = strUpart + "角";                     break;                 case 3:                     strUpart = strUpart + "";                     break;                 case 4:                     strUpart = strUpart + "";                     break;                 case 5:                     strUpart = strUpart + "拾";                     break;                 case 6:                     strUpart = strUpart + "佰";                     break;                 case 7:                     strUpart = strUpart + "仟";                     break;                 case 8:                     strUpart = strUpart + "万";                     break;                 case 9:                     strUpart = strUpart + "拾";                     break;                 case 10:                     strUpart = strUpart + "佰";                     break;                 case 11:                     strUpart = strUpart + "仟";                     break;                 case 12:                     strUpart = strUpart + "亿";                     break;                 case 13:                     strUpart = strUpart + "拾";                     break;                 case 14:                     strUpart = strUpart + "佰";                     break;                 case 15:                     strUpart = strUpart + "仟";                     break;                 case 16:                     strUpart = strUpart + "万";                     break;                 default:                     strUpart = strUpart + "";                     break;             }

            strUpper = strUpart + strUpper;             iTemp = iTemp + 1;         }

        strUpper = strUpper.Replace("零拾", "零");         strUpper = strUpper.Replace("零佰", "零");         strUpper = strUpper.Replace("零仟", "零");         strUpper = strUpper.Replace("零零零", "零");         strUpper = strUpper.Replace("零零", "零");         strUpper = strUpper.Replace("零角零分", "整");         strUpper = strUpper.Replace("零分", "整");         strUpper = strUpper.Replace("零角", "零");         strUpper = strUpper.Replace("零亿零万零圆", "亿圆");         strUpper = strUpper.Replace("亿零万零圆", "亿圆");         strUpper = strUpper.Replace("零亿零万", "亿");         strUpper = strUpper.Replace("零万零圆", "万圆");         strUpper = strUpper.Replace("零亿", "亿");         strUpper = strUpper.Replace("零万", "万");         strUpper = strUpper.Replace("零圆", "圆");         strUpper = strUpper.Replace("零零", "零");

        // 对壹圆以下的金额的处理         if (strUpper.Substring(0, 1) == "圆")         {             strUpper = strUpper.Substring(1, strUpper.Length - 1);         }         if (strUpper.Substring(0, 1) == "零")         {             strUpper = strUpper.Substring(1, strUpper.Length - 1);         }         if (strUpper.Substring(0, 1) == "角")         {             strUpper = strUpper.Substring(1, strUpper.Length - 1);         }         if (strUpper.Substring(0, 1) == "分")         {             strUpper = strUpper.Substring(1, strUpper.Length - 1);         }         if (strUpper.Substring(0, 1) == "整")         {             strUpper = "零圆整";         }         functionReturnValue = strUpper;

        if (IsNegative == true)         {             return "负" + functionReturnValue;         }         else         {             return functionReturnValue;         }

    }