Is there any documentation on cls? Or exmaples?
Becker


On Thu, 21 Oct 2004 13:49:23 +0900, Florian Gross <flgr / ccan.de> wrote:
> ruby talk wrote:
> 
> 
> 
> > ######code 1
> > print "monkey cat"
> > print "\x08\x08\x08"
> > ### works remves cat
> >
> > #########code 2
> > print "Enter password:\n"
> >     pass = ''
> >     while true
> >       ca = STDIN.getc
> >       print "\x08\x08\x08"
> >       if ca.to_i ==10 then
> >         break
> >       end
> >       pass << ca
> >     end
> >      pass.strip!
> > ###### does not work :(
> >
> > Any Help would be good. I also tried \b . I am running windows  i am
> > using a bat file but i also tried rde it just prints the squares
> 
> The problem is that .getc will read a whole line at the time then buffer
> the characters and when all are used up it will read a whole line again etc.
> 
> So I guess the best you can do without using a terminal library is
> calling `cls` immediately after you read in the password.
> 
> Regards,
> Florian Gross
> 
>