Function OcultarVocales(Palabra As String)
Palabra = Replace(Replace(Palabra, "a", "?"), "A", "?")
Palabra = Replace(Replace(Palabra, "e", "?"), "E", "?")
Palabra = Replace(Replace(Palabra, "i", "?"), "I", "?")
Palabra = Replace(Replace(Palabra, "o", "?"), "O", "?")
Palabra = Replace(Replace(Palabra, "u", "?"), "U", "?")
OcultarVocales = Palabra
End Function