Nishant schreef op 13-5-2015 om 14:04: > number > 0 = toDigitsAcc ((number `mod` 10) : acc) (number `div` 10) Thanks, I now see where my thinking took the wrong way Roelof --- Dit e-mailbericht is gecontroleerd op virussen met Avast antivirussoftware. http://www.avast.com