private static string To2Digit(string str)
{
string result = string.Empty;
try
{
string str1 = str.Substring(0, 1);
string str2 = str.Substring(1, 1);
result += Convert.To1Digit(str1) + "拾";
result += Convert.To1Digit(str2);
result = result.Replace("零拾", "零");
result = result.Replace("零零", "零");
}
catch (Exception ex)
{
Debug.WriteLine("Convert.To2Digit(string) :: " + ex.Message);
throw ex;
}
return result;
}