Tous les codes sources "Mais pourquoi ?"page 13

void randomNumber(number)
{
number = srand(rand());
}

if(typeof REALTIME === "undefined"){
  REALTIME = undefined;
}

if ((("abcdefghijklmnopqrstuvwxyz0123456789").indexOf(keychar) > -1))
    return false;
else
    return true;