学步园

C#版本

using System;
using System.Collections.Generic;
using System.Text;

namespace NumberConventer
{
    class Class1
    {
        private string[] CnNum = { "零", "一", "二", "三", "四", "五", "六", "七", "八", "九" };
        private string[] ShiNum = { "千", "", "十", "百" };
        private string[] WanNum = { "", "万", "亿" };
        private string NumTh, OutCn;


        private bool isNumber(string aaa)
        {
            try
            {
                int bbb = Convert.ToInt16(aaa);
                return true;
            }
            catch
            {
                return false;
            }
        }//判断是否为数字

        private string ChangeChineseNum(string Number,int Numlan)
        {
            bool Zero = false, Wan = false, Hand = true;
            //zero 为是否需要输出汉字“零”，Wan为首否需要输出汉字“万”或“亿”，Hand 判断是否为第一个非零数字。
            int NumTemp;
            bool Booltemp = Int32.TryParse(Number, out NumTemp);
            if (!Booltemp)
            {
                NumTemp = 0;
            }
            for (int i = 1; i <= Numlan; i++)
            {
                NumTh = Number.Substring(i - 1, 1);
                int NowNum, NowTh = Numlan + 1 - i;

                if (isNumber(NumTh))
                {
                    NowNum = Convert.ToInt16(NumTh);
                    //OutCn = OutCn + CnNum[i];
                }
                else
                {
                    break;
                }

                if (NowNum == 0)
                {
                    if (Hand == true)
                    {
                        continue;
                    }
                    else
                    {
                        Zero = true;
                    }
                }
                else
                {
                    Wan = true;
                    if (Hand == true)
                    {
                        if (NumTemp > 9 && NumTemp < 20)
                        {
                            OutCn = OutCn + ShiNum[NowTh % 4];
                        }
                        else
                        {
                            OutCn = OutCn + CnNum[NowNum] + ShiNum[NowTh % 4];
                        }

                        Hand = false;
                    }
                    else
                    {
                        if (Zero == false)
                        {
                            OutCn = OutCn + CnNum[NowNum] + ShiNum[NowTh % 4];
                        }
                        else
                        {
                            OutCn = OutCn + CnNum[0] + CnNum[NowNum] + ShiNum[NowTh % 4];
                            Zero = false;
                        }
                    }
                }
                if (Wan == true && (NowTh - 1) % 4 == 0)
                {
                    OutCn = OutCn + WanNum[((NowTh - 1) / 4) % 2];
                    for (int j = (NowTh - 1) / 8; j > 0; j = j - 1)
                    {
                        OutCn = OutCn + WanNum[2];
                    }
                    Wan = false;
                }

            }
            if (isNumber(NumTh))
            {
                return OutCn;
            }
            else
            {
               return "包含非阿拉伯字符！请更正！";
            }
        }
    }
}

javascript版本

function ChangeChineseNum(Number) {
    var isNumber = function (aaa) {
        try {
            parseInt(aaa);
            return true;
        }
        catch (err) {
            return false;
        }
    };

    var CnNum = ["零", "一", "二", "三", "四", "五", "六", "七", "八", "九"];
    var ShiNum = ["千", "", "十", "百"];
    var WanNum = ["", "万", "亿"];
    var NumTh, OutCn = "";

    var Zero = false, Wan = false, Hand = true;
    //zero 为是否需要输出汉字“零”，Wan为首否需要输出汉字“万”或“亿”，Hand 判断是否为第一个非零数字。

    var Numlan;
    var NumTemp;
    var Booltemp;
    if (isNumber(Number)) {
        NumTemp = parseInt(Number);
        Numlan = NumTemp.toString().length;
    }
    else {
        NumTemp = 0;
        Numlan = 0;
    }
    for (var i = 1; i <= Numlan; i++) {
        NumTh = Number.toString().substring(i - 1, i);
        var NowNum, NowTh = Numlan + 1 - i;

        if (isNumber(NumTh)) {
            NowNum = parseInt(NumTh);
            //OutCn = OutCn + CnNum[i];
        }
        else {
            break;
        }

        if (NowNum == 0) {
            if (Hand == true) {
                continue;
            }
            else {
                Zero = true;
            }
        }
        else {
            Wan = true;
            if (Hand == true) {
                if (NumTemp > 9 && NumTemp < 20) {
                    OutCn = OutCn + ShiNum[NowTh % 4];
                }
                else {
                    OutCn = OutCn + CnNum[NowNum] + ShiNum[NowTh % 4];
                }

                Hand = false;
            }
            else {
                if (Zero == false) {
                    OutCn = OutCn + CnNum[NowNum] + ShiNum[NowTh % 4];
                }
                else {
                    OutCn = OutCn + CnNum[0] + CnNum[NowNum] + ShiNum[NowTh % 4];
                    Zero = false;
                }
            }
        }
        if (Wan == true && (NowTh - 1) % 4 == 0) {
            OutCn = OutCn + WanNum[((NowTh - 1) / 4) % 2];
            for (var j = parseInt((NowTh - 1) / 8); j > 0; j = j - 1) {
                OutCn = OutCn + WanNum[2];
            }
            Wan = false;
        }

    }
    if (isNumber(NumTh)) {
        return OutCn;
    }
    else {
        return "包含非阿拉伯字符！请更正！";
    }
}