将人民币的数字表示转化成大写表示(C#版)




实在没有什么好讲的，就是一个方法，大家拿去用吧

using System;

namespace Test.Com
{
/// <summary>
/// 功能：字符串处理函数集
/// </summary>
public class DealString
{
#region 私有成员
/// <summary>
/// 输入字符串
/// </summary>
private string inputString=null;
/// <summary>
/// 输出字符串
/// </summary>
private string outString=null;
/// <summary>
/// 提示信息
/// </summary>
private string noteMessage=null;
#endregion

#region 公共属性
/// <summary>
/// 输入字符串
/// </summary>
public string InputString
{
get{return inputString;}
set{inputString=value;}
}
/// <summary>
/// 输出字符串
/// </summary>
public string OutString
{
get{return outString;}
set{outString=value;}
}
/// <summary>
/// 提示信息
/// </summary>
public string NoteMessage
{
get{return noteMessage;}
set{noteMessage=value;}
}
#endregion

#region 构造函数
public DealString()
{
//
// TODO: 在此处添加构造函数逻辑
//
}
#endregion

#region 公共方法
public void ConvertToChineseNum()
{
string numList="零壹贰叁肆伍陆柒捌玖";
string rmbList = "分角元拾佰仟万拾佰仟亿拾佰仟万";
double number=0;
string tempOutString=null;

try
{
number=double.Parse(this.inputString);
}
catch
{
this.noteMessage="传入参数非数字！";
return;
}

if(number>9999999999999.99)
this.noteMessage="超出范围的人民币值";

//将小数转化为整数字符串
string tempNumberString=Convert.ToInt64(number*100).ToString();
int tempNmberLength=tempNumberString.Length;
int i=0;
while(i<tempNmberLength)
{
int oneNumber=Int32.Parse(tempNumberString.Substring(i,1));
string oneNumberChar=numList.Substring(oneNumber,1);
string oneNumberUnit=rmbList.Substring(tempNmberLength-i-1,1);
if(oneNumberChar!="零")
tempOutString+=oneNumberChar+oneNumberUnit;
else
{
if(oneNumberUnit=="亿"||oneNumberUnit=="万"||oneNumberUnit=="元"||oneNumberUnit=="零")
{
while (tempOutString.EndsWith("零"))
{
tempOutString=tempOutString.Substring(0,tempOutString.Length-1);
}

}
if(oneNumberUnit=="亿"||(oneNumberUnit=="万"&&!tempOutString.EndsWith("亿"))||oneNumberUnit=="元")
{
tempOutString+=oneNumberUnit;
}
else
{
bool tempEnd=tempOutString.EndsWith("亿");
bool zeroEnd=tempOutString.EndsWith("零");
if(tempOutString.Length>1)
{
bool zeroStart=tempOutString.Substring(tempOutString.Length-2,2).StartsWith("零");
if(!zeroEnd&&(zeroStart||!tempEnd))
tempOutString+=oneNumberChar;
}
else
{
if(!zeroEnd&&!tempEnd)
tempOutString+=oneNumberChar;
}
}
}
i+=1;
}

while (tempOutString.EndsWith("零"))
{
tempOutString=tempOutString.Substring(0,tempOutString.Length-1);
}

while(tempOutString.EndsWith("元"))
{
tempOutString=tempOutString+"整";
}

this.outString=tempOutString;


}
#endregion
}
}