The document contains code for a function that converts a number to its word representation in Spanish. The function takes a number as input, breaks it into sections of thousands, hundreds, tens, and ones. It then uses select case statements to map each digit to its word equivalent in Spanish. The sections are combined with logic to handle exceptions like "11" mapping to "once" instead of "diez y uno". The function returns the full converted number as a string.

1. Function CONVIERTENUMLETRA(NUMERO)
Dim TEXTO
Dim MILLONES
Dim MILES
Dim CIENTOS
Dim DECIMALES
Dim CADENA
Dim CADMILLONES
Dim CADMILES
Dim CADCIENTOS
TEXTO = NUMERO
If TEXTO = "0" Then
CONVIERTENUMLETRA = Trim("CERO")
Else
TEXTO = FormatNumber(TEXTO, 2)
TEXTO = Right(Space(14) & TEXTO, 14)
MILLONES = Mid(TEXTO, 1, 3)
MILES = Mid(TEXTO, 5, 3)
CIENTOS = Mid(TEXTO, 9, 3)
' no voy a utilizar DECIMALES = Mid(TEXTO, 13, 2)

2. CADMILLONES = CONVIERTECIFRA(MILLONES, 1)
CADMILES = CONVIERTECIFRA(MILES, 1)
CADCIENTOS = CONVIERTECIFRA(CIENTOS, 0)
If Trim(CADMILLONES) > "" Then
If Trim(CADMILLONES) = "UN" Then
CADENA = CADMILLONES & " MILLON"
Else
CADENA = CADMILLONES &" MILLONES"
End If
End If
If Trim(CADMILES) > "" Then
CADENA = CADENA & " " & CADMILES & " MIL"
End If
If Trim(CADMILES & CADCIENTOS) = "UN" Then
CADENA = CADENA & "UNO PESOS"
Else
If MILES & CIENTOS = "000000" Then
CADENA = CADENA & " " &Trim(CADCIENTOS)
Else
CADENA = CADENA & " " &Trim(CADCIENTOS)

3. End If
End If
CONVIERTENUMLETRA = Trim(CADENA)
End If '* FINAL DE LA DECISION SINO ERA 0
End Function
Function CONVIERTECIFRA(TEXTO, SW)
Dim CENTENA
Dim DECENA
Dim UNIDAD
Dim TXTCENTENA
Dim TXTDECENA
Dim TXTUNIDAD
CENTENA = Mid(TEXTO, 1, 1)
DECENA = Mid(TEXTO, 2, 1)
UNIDAD = Mid(TEXTO, 3, 1)
Select Case CENTENA
Case "1"
TXTCENTENA = "CIEN"
If DECENA & UNIDAD <> "00" Then

4. TXTCENTENA = "CIENTO"
End If
Case "2"
TXTCENTENA = "DOSCIENTOS"
Case "3"
TXTCENTENA = "TRESCIENTOS"
Case "4"
TXTCENTENA = "CUATROCIENTOS"
Case "5"
TXTCENTENA = "QUINIENTOS"
Case "6"
TXTCENTENA = "SEISCIENTOS"
Case "7"
TXTCENTENA = "SETECIENTOS"
Case "8"
TXTCENTENA = "OCHOCIENTOS"
Case "9"
TXTCENTENA = "NOVECIENTOS"
End Select
Select Case DECENA
Case "1"
TXTDECENA = "DIEZ"
Select Case UNIDAD
Case "1"

5. TXTDECENA = "ONCE"
Case "2"
TXTDECENA = "DOCE"
Case "3"
TXTDECENA = "TRECE"
Case "4"
TXTDECENA = "CATORCE"
Case "5"
TXTDECENA = "QUINCE"
Case "6"
TXTDECENA = "DIECISEIS"
Case "7"
TXTDECENA = "DIECISIETE"
Case "8"
TXTDECENA = "DIECIOCHO"
Case "9"
TXTDECENA = "DIECINUEVE"
End Select
Case "2"
TXTDECENA = "VEINTE"
If UNIDAD <> "0" Then
TXTDECENA = "VEINTI"
End If
Case "3"
TXTDECENA = "TREINTA"

6. If UNIDAD <> "0" Then
TXTDECENA = "TREINTA Y "
End If
Case "4"
TXTDECENA = "CUARENTA"
If UNIDAD <> "0" Then
TXTDECENA = "CUARENTA Y "
End If
Case "5"
TXTDECENA = "CINCUENTA"
If UNIDAD <> "0" Then
TXTDECENA = "CINCUENTA Y "
End If
Case "6"
TXTDECENA = "SESENTA"
If UNIDAD <> "0" Then
TXTDECENA = "SESENTA Y "
End If
Case "7"
TXTDECENA = "SETENTA"
If UNIDAD <> "0" Then
TXTDECENA = "SETENTA Y "
End If
Case "8"

7. TXTDECENA = "OCHENTA"
If UNIDAD <> "0" Then
TXTDECENA = "OCHENTA Y "
End If
Case "9"
TXTDECENA = "NOVENTA"
If UNIDAD <> "0" Then
TXTDECENA = "NOVENTA Y "
End If
End Select
If DECENA <> "1" Then
Select Case UNIDAD
Case "1"
If SW Then
TXTUNIDAD = "UN"
Else
TXTUNIDAD = "UNO"
End If
Case "2"
TXTUNIDAD = "DOS"
Case "3"
TXTUNIDAD = "TRES"
Case "4"
TXTUNIDAD = "CUATRO"

8. Case "5"
TXTUNIDAD = "CINCO"
Case "6"
TXTUNIDAD = "SEIS"
Case "7"
TXTUNIDAD = "SIETE"
Case "8"
TXTUNIDAD = "OCHO"
Case "9"
TXTUNIDAD = "NUEVE"
End Select
End If
CONVIERTECIFRA = TXTCENTENA & " " & TXTDECENA & TXTUNIDAD
End Function