C# 数字转换成汉字大写 数值转换成汉字大写

public string NumToChinese(string x)
{
//数字转换为中文后的数组 //转载请注明来自 http://www.shang11.com string[] P_array_num = new string[] { "零", "壹", "贰", "叁", "肆", "伍", "陆", "柒", "捌", "玖" };
//为数字位数建立一个位数组
string[] P_array_digit = new string[] { "", "拾", "佰", "仟" };
//为数字单位建立一个单位数组
string[] P_array_units = new string[] { "", "万", "亿", "万亿" };
string P_str_returnValue = ""; //返回值
int finger = 0; //字符位置指针
int P_int_m = x.Length % 4; //取模
int P_int_k = 0;
if (P_int_m > 0)
P_int_k = x.Length / 4 + 1;
else
P_int_k = x.Length / 4;
//外层循环,四位一组,每组最后加上单位: ",万亿,",",亿,",",万,"
for (int i = P_int_k; i > 0; i--)
{
int P_int_L = 4;
if (i == P_int_k && P_int_m != 0)
P_int_L = P_int_m;
//得到一组四位数
string four = x.Substring(finger, P_int_L);
int P_int_l = four.Length;
//内层循环在该组中的每一位数上循环
for (int j = 0; j < P_int_l; j++)
{
//处理组中的每一位数加上所在的位
int n = Convert.ToInt32(four.Substring(j, 1));
if (n == 0)
{
if (j < P_int_l - 1 && Convert.ToInt32(four.Substring(j + 1, 1)) > 0 && !P_str_returnValue.EndsWith(P_array_num
))
P_str_returnValue += P_array_num
;
}
else
{
if (!(n == 1 && (P_str_returnValue.EndsWith(P_array_num[0]) | P_str_returnValue.Length == 0) && j == P_int_l - 2))
P_str_returnValue += P_array_num
;
P_str_returnValue += P_array_digit[P_int_l - j - 1];
}
}
finger += P_int_L;
//每组最后加上一个单位:",万,",",亿," 等
if (i < P_int_k) //如果不是最高位的一组
{
if (Convert.ToInt32(four) != 0)
//如果所有4位不全是0则加上单位",万,",",亿,"等
P_str_returnValue += P_array_units[i - 1];
}
else
{
//处理最高位的一组,最后必须加上单位
P_str_returnValue += P_array_units[i - 1];
}
}
return P_str_returnValue;
}

public static string GetChinaMoney(decimal money)
{
string[] strArray;
string str = "";
string str2 = "";
string str3 = money.ToString("0.00");
switch (str3.Trim().Length)
{
case 4:
strArray = new string[] { str3[0].ToString(), "y", str3[2].ToString(), "j", str3[3].ToString(), "f" };
str = string.Concat(strArray);
break;

case 5:
strArray = new string[] { str3[0].ToString(), "s", str3[1].ToString(), "y", str3[3].ToString(), "j", str3[4].ToString(), "f" };
str = string.Concat(strArray);
break;

case 6:
strArray = new string[] { str3[0].ToString(), "b", str3[1].ToString(), "s", str3[2].ToString(), "y", str3[4].ToString(), "j", str3[5].ToString(), "f" };
str = string.Concat(strArray);
break;

case 7:
strArray = new string[] { str3[0].ToString(), "q", str3[1].ToString(), "b", str3[2].ToString(), "s", str3[3].ToString(), "y", str3[5].ToString(), "j", str3[6].ToString(), "f" };
str = string.Concat(strArray);
break;

case 8:
strArray = new string[] { str3[0].ToString(), "w", str3[1].ToString(), "q", str3[2].ToString(), "b", str3[3].ToString(), "s", str3[4].ToString(), "y", str3[6].ToString(), "j", str3[7].ToString(), "f" };
str = string.Concat(strArray);
break;

case 9:
strArray = new string[] { str3[0].ToString(), "s", str3[1].ToString(), "w", str3[2].ToString(), "q", str3[3].ToString(), "b", str3[4].ToString(), "s", str3[5].ToString(), "y", str3[7].ToString(), "j", str3[8].ToString(), "f" };
str = string.Concat(strArray);
break;

case 10:
strArray = new string[] {
str3[0].ToString(), "b", str3[1].ToString(), "s", str3[2].ToString(), "w", str3[3].ToString(), "q", str3[4].ToString(), "b", str3[5].ToString(), "s", str3[6].ToString(), "y", str3[8].ToString(), "j",
str3[9].ToString(), "f"
};
str = string.Concat(strArray);
break;

case 11:
strArray = new string[] {
str3[0].ToString(), "q", str3[1].ToString(), "b", str3[2].ToString(), "s", str3[3].ToString(), "w", str3[4].ToString(), "q", str3[5].ToString(), "b", str3[6].ToString(), "s", str3[7].ToString(), "y",
str3[9].ToString(), "j", str3[10].ToString(), "f"
};
str = string.Concat(strArray);
break;

case 12:
strArray = new string[] {
str3[0].ToString(), "m", str3[1].ToString(), "q", str3[2].ToString(), "b", str3[3].ToString(), "s", str3[4].ToString(), "w", str3[5].ToString(), "q", str3[6].ToString(), "b", str3[7].ToString(), "s",
str3[8].ToString(), "y", str3[10].ToString(), "j", str3[11].ToString(), "f"
};
str = string.Concat(strArray);
break;
}
for (int i = 0; i < str.Trim().Length; i++)
{
switch (str[i])
{
case '0':
str2 = str2 + "零";
break;

case '1':
str2 = str2 + "壹";
break;

case '2':
str2 = str2 + "贰";
break;

case '3':
str2 = str2 + "叁";
break;

case '4':
str2 = str2 + "肆";
break;

case '5':
str2 = str2 + "伍";
break;

case '6':
str2 = str2 + "陆";
break;

case '7':
str2 = str2 + "柒";
break;

case '8':
str2 = str2 + "捌";
break;

case '9':
str2 = str2 + "玖";
break;

case 'b':
str2 = str2 + "佰";
break;

case 'f':
str2 = str2 + "分";
break;

case 'j':
str2 = str2 + "角";
break;

case 'm':
str2 = str2 + "亿";
break;

case 'q':
str2 = str2 + "仟";
break;

case 's':
str2 = str2 + "拾";
break;

case 'w':
str2 = str2 + "万";
break;

case 'y':
str2 = str2 + "元";
break;
}
}
return str2;
}