钱数转换大小写C#代码

 

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

namespace ExamAnswer
{
    public class ConverMoney
    {
        public static string ConvertToUpper(double inputNum)
        {
            string strTemp = inputNum.ToString("f2");
            return ProcessLeft(strTemp)+ProcessRight(strTemp);
        }

        处理整数部分#region 处理整数部分
        /**//// <summary>
        /// 处理整数部分
        /// </summary>
        /// <param name="inputNum"></param>
        /// <returns></returns>
        private static string ProcessLeft(string inputNum)
        {
            int temp = Convert.ToInt32(inputNum.Substring(0, inputNum.IndexOf('.')));
            Stack<string> processStack=new Stack<string>();
            string[] separate ={ "拾", "佰", "仟", "万", "十","佰","仟","亿" };
            int i=0;
            if(temp<10)
            {
                return temp.ToString();
            }
            else
            {
                while (true)
                {
                    if (temp % 10 != 0)
                    {
                        if (i != 0)
                            processStack.Push(separate[i-1]);
                        processStack.Push(ConvertNumToUpper(temp % 10));
                        
                    }
                    else
                    {                       
                        if (processStack.Count != 0 && processStack.Peek() != "零")
                            processStack.Push("零");
                        
                    }
                    i++;
                    temp = temp / 10;
                    if (temp == 0)
                        break;
                }
            }
            string returnStr = "";
            while (processStack.Count != 0)
                returnStr = returnStr + processStack.Pop();
            return returnStr;
        }
        #endregion

        处理小数部分#region 处理小数部分
        /**//// <summary>
        /// 处理小数部分
        /// </summary>
        /// <param name="inputNum"></param>
        /// <returns></returns>
        private static string ProcessRight(string inputNum)
        {
            int temp1=Convert.ToInt32(inputNum.Substring(inputNum.IndexOf('.') + 1,1));
            int temp2 = Convert.ToInt32(inputNum.Substring(inputNum.IndexOf('.') + 2, 1));
            if (temp1 == 0 && temp2 == 0)
                return "圆整";
            else
                return "圆零"+ConvertNumToUpper(temp1) + "角" + ConvertNumToUpper(temp2) + "分";

        }
        #endregion

        数字转换成大些#region 数字转换成大些
        /**//// <summary>
        /// 数字转换成大些
        /// </summary>
        /// <param name="input"></param>
        /// <returns></returns>
        private static string ConvertNumToUpper(int input)
        {
            string[] UpperNum ={ "零", "壹", "贰", "叁", "肆", "伍", "陆", "柒" ,"玖"};
            if (input <= 9)
            {
                return UpperNum[input];
            }
            else
            {
                throw new Exception("转换错误");
            }
        }
        #endregion

    }
}