数字转换成大写

直接上代码

public static string ToRmb(decimal price)
        {
            string str = "零壹贰叁肆伍陆柒捌玖";
            string str2 = "万仟佰拾亿仟佰拾万仟佰拾元角分";
            string str3 = "";
            string ch2 = "";
            int nzero = 0;
            price = Math.Round(Math.Abs(price), 2);
            string str4 = ((long)(price * 100m)).ToString();
            int i = str4.Length;
            string result;
            if (i > 15)
            {
                result = "溢出";
            }
            else
            {
                str2 = str2.Substring(15 - i);
                for (int j = 0; j < i; j++)
                {
                    string str5 = str4.Substring(j, 1);
                    int temp = Convert.ToInt32(str5);
                    string ch3;
                    if (j != i - 3 && j != i - 7 && j != i - 11 && j != i - 15)
                    {
                        if (str5 == "0")
                        {
                            ch3 = "";
                            ch2 = "";
                            nzero++;
                        }
                        else if (str5 != "0" && nzero != 0)
                        {
                            ch3 = "零" + str.Substring(temp, 1);
                            ch2 = str2.Substring(j, 1);
                            nzero = 0;
                        }
                        else
                        {
                            ch3 = str.Substring(temp, 1);
                            ch2 = str2.Substring(j, 1);
                            nzero = 0;
                        }
                    }
                    else if (str5 != "0" && nzero != 0)
                    {
                        ch3 = "零" + str.Substring(temp, 1);
                        ch2 = str2.Substring(j, 1);
                        nzero = 0;
                    }
                    else if (str5 != "0" && nzero == 0)
                    {
                        ch3 = str.Substring(temp, 1);
                        ch2 = str2.Substring(j, 1);
                        nzero = 0;
                    }
                    else if (str5 == "0" && nzero >= 3)
                    {
                        ch3 = "";
                        ch2 = "";
                        nzero++;
                    }
                    else if (i >= 11)
                    {
                        ch3 = "";
                        nzero++;
                    }
                    else
                    {
                        ch3 = "";
                        ch2 = str2.Substring(j, 1);
                        nzero++;
                    }
                    if (j == i - 11 || j == i - 3)
                    {
                        ch2 = str2.Substring(j, 1);
                    }
                    str3 = str3 + ch3 + ch2;
                    if (j == i - 1 && str5 == "0")
                    {
                        str3 += '整';
                    }
                }
                if (price == 0m)
                {
                    str3 = "零元整";
                }
                result = str3;
            }
            return result;
        }