Esta clase convierte perfectamente su flotador o doble (hasta las 2 de precisión). Simplemente copie y pegue su IDE y vea el resultado.
class ConversionClass
{
private static Dictionary<int, string> InitialNumbers = new Dictionary<int, string>();
private static Dictionary<int, string> MultipleOfTen = new Dictionary<int, string>();
private static Dictionary<int, string> MultipleOfHundered = new Dictionary<int, string>();
private static void InitializeStatic()
{
//InitialNumbers.Add(0, "zero");
InitialNumbers.Add(1, "one");
InitialNumbers.Add(2, "two");
InitialNumbers.Add(3, "three");
InitialNumbers.Add(4, "four");
InitialNumbers.Add(5, "five");
InitialNumbers.Add(6, "six");
InitialNumbers.Add(7, "seven");
InitialNumbers.Add(8, "eight");
InitialNumbers.Add(9, "nine");
InitialNumbers.Add(10, "ten");
InitialNumbers.Add(11, "eleven");
InitialNumbers.Add(12, "tweleve");
InitialNumbers.Add(13, "thirteen");
InitialNumbers.Add(14, "fourteen");
InitialNumbers.Add(15, "fifteen");
InitialNumbers.Add(16, "sixteen");
InitialNumbers.Add(17, "seventeen");
InitialNumbers.Add(18, "eighteen");
InitialNumbers.Add(19, "nineteen");
MultipleOfTen.Add(1, "ten");
MultipleOfTen.Add(2, "twenty");
MultipleOfTen.Add(3, "thirty");
MultipleOfTen.Add(4, "fourty");
MultipleOfTen.Add(5, "fifty");
MultipleOfTen.Add(6, "sixty");
MultipleOfTen.Add(7, "seventy");
MultipleOfTen.Add(8, "eighty");
MultipleOfTen.Add(9, "ninety");
MultipleOfHundered.Add(2, "hundred"); // 100
MultipleOfHundered.Add(3, "thousand"); // 1 000
MultipleOfHundered.Add(4, "thousand"); // 10 000
MultipleOfHundered.Add(5, "thousand"); // 100 000
MultipleOfHundered.Add(6, "million"); // 1 000 000
MultipleOfHundered.Add(7, "million"); // 100 000 000
MultipleOfHundered.Add(8, "million"); // 1 000 000 000
MultipleOfHundered.Add(9, "billion"); // 1 000 000 000 000
}
public static void Main()
{
InitializeStatic();
Console.WriteLine("Enter number :");
var userInput = Console.ReadLine();
double userValue ;
if (double.TryParse(userInput, out userValue)) // userValue = 193524019.50
{
int decimalPortion = (int)userValue;
//var fractionPortion = Math.Ceiling(((userValue < 1.0) ? userValue : (userValue % Math.Floor(userValue))) * 100);
int fractionPortion = (int)(userValue * 100) - ((int)userValue * 100);
int digit; int power;
StringBuilder numberInText = new StringBuilder();
while (decimalPortion > 0)
{
GetDigitAndPower(decimalPortion, out digit, out power);
numberInText.Append(ConvertToText(ref decimalPortion, ref digit, ref power));
if (decimalPortion > 0)
{
decimalPortion = GetReminder(decimalPortion, digit, power);
}
}
numberInText.Append(" point ");
while (fractionPortion > 0)
{
GetDigitAndPower(fractionPortion, out digit, out power);
numberInText.Append(ConvertToText(ref fractionPortion, ref digit, ref power));
if (fractionPortion > 0)
{
fractionPortion = GetReminder(fractionPortion, digit, power);
}
}
Console.WriteLine(numberInText.ToString());
}
Console.ReadKey();
}
private static int GetReminder(int orgValue, int digit, int power)
{
int returningValue = orgValue - (digit * (int)Math.Pow(10, power));
return returningValue;
}
private static void GetDigitAndPower(int originalValue, out int digit, out int power)
{
for (power = 0, digit = 0; power < 10; power++)
{
var divisionFactor = (int)Math.Pow(10, power);
int operationalValue = (originalValue/divisionFactor);
if (operationalValue <= 0)
{
power = power - 1;
digit = (int)(originalValue/Math.Pow(10, power));
break;
}
}
}
private static string ConvertToText(ref int orgValue, ref int digit, ref int power)
{
string numberToText = string.Empty;
if (power < 2)
{
if (InitialNumbers.ContainsKey(orgValue))
{
//This is for number 1 to 19
numberToText = InitialNumbers[orgValue];
orgValue = 0;
}
else if (MultipleOfTen.ContainsKey(digit))
{
//This is for multiple of 10 (20,30,..90)
numberToText = MultipleOfTen[digit];
}
}
else
{
if (power < 4)
{
numberToText = string.Format("{0} {1}", InitialNumbers[digit], MultipleOfHundered[power]);
}
else
{
StringBuilder sb = new StringBuilder();
int multiplicationFactor = power/3;
int innerOrgValue = (int) (orgValue/Math.Pow(10, (multiplicationFactor * 3)));
digit = innerOrgValue;
var multiple = MultipleOfHundered[power];
power = power - ((int)Math.Ceiling(Math.Log10(innerOrgValue)) - 1);
int innerPower = 0;
int innerDigit = 0;
while (innerOrgValue > 0)
{
GetDigitAndPower(innerOrgValue, out innerDigit, out innerPower);
var text = ConvertToText(ref innerOrgValue, ref innerDigit, ref innerPower);
sb.Append(text);
sb.Append(" ");
if (innerOrgValue > 0)
{
innerOrgValue = GetReminder(innerOrgValue, innerDigit, innerPower);
}
}
sb.Append(multiple);
numberToText = sb.ToString();
}
}
return numberToText + " ";
}
}
Cuando estoy usando decimal en la cantidad, no quiero "Y" que se produzca dos veces, una con "Número de Palabras" uno con "Decimal", que sólo debe ocurrir cuando no hay decimal, si hay un decimal, debe ocurrir solo con decimal. – Patrick