人民币阿拉伯数字转换为汉字大写 code

一没技术含量,玩玩而已

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;

namespace MoneyConvert
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        //转换事件
        private void btnConvert_Click(object sender, EventArgs e)
        {
            //验证输入是否合法
            string sNum = txtNum.Text.Trim();
            //......

            string sCh="";//用来存储转换后的字符

            //开始转换
            if (sNum.Contains('.'))//包含小数情况
            {
                string[] beforeNum = sNum.Split('.');

                for (int i = 0; i < beforeNum[0].Length; ++i)
                {
                    sCh += numConvertCh(beforeNum[0][i]);//数字转换为字符
                    sCh += unitConvertCh(beforeNum[0].Length - i);//给数字后面加单位
                }

                for (int i = 0; i < beforeNum[1].Length && i <= 1; ++i)
                {
                    if (0 == i)
                    {
                        sCh += numConvertCh(beforeNum[1][i]);
                        sCh += "角";
                    }
                    else if (1 == i)
                    {
                        sCh += numConvertCh(beforeNum[1][i]);
                        sCh += "分";
                    }
                }
            }
            else//不包含小数情况
            {
                for (int i = 0; i < sNum.Length; ++i)
                {
                    sCh += numConvertCh(sNum[i]);//数字转换为字符
                    sCh += unitConvertCh(sNum.Length- i);//给数字后面加单位
                }
            }
           

            //获取转换后的值,加以显示
            txtCh.Text = sCh;
        }

        //数字转换方法函数
        #region
        private string numConvertCh(char c)
        {
            switch (c)
            {
                case '0':
                    return "零";
                    break;
                case '1':
                    return "壹";
                    break;
                case '2':
                    return "貮";
                    break;
                case '3':
                    return "叁";
                    break;
                case '4':
                    return "肆";
                    break;
                case '5':
                    return "伍";
                    break;
                case '6':
                    return "陆";
                    break;
                case '7':
                    return "柒";
                    break;
                case '8':
                    return "八";
                    break;
                case '9':
                    return "玖";
                    break;
                default:
                    return "";

            }

        }
        #endregion

        //单位转换函数
        #region
        private string unitConvertCh(int i)
        {
            switch (i)
            {
                case 1:
                    return "圆"; break;
                case 2:
                    return "十"; break;
                case 3:
                    return "佰"; break;
                case 4:
                    return "千"; break;
                case 5:
                    return "万"; break;
                case 6:
                    return "亿"; break;
                default:
                    return "";
            }
        }
        #endregion
    }
}