From: eckhardt.f@...
Date: 2007-09-24T04:25:08+09:00
Subject: Re: keyboard input: one character

On Sep 1, 11:01 am, Michael Linfield <globyy3...@hotmail.com> wrote:
> Michael Linfield wrote:
>
> >> while true
> >>    info = gets.chomp
> >>    if info != nil
> >>        puts info
> >>    end
> >> end
>
> >> actually doesn't outputs a thing..
>
> > lol. i didnt mean for it to be used in a while loop.
>
> And i actually just got home and tested that while loop, it works...ur
> not doing this in IRB right?
>
> testprog.rb
>
> >> while true
> >>    info = gets.chomp
> >>    if info != nil
> >>        puts info
> >>    end
> >> end
>
> ruby testprog.rb
>
> output:
> h
> h
> i
> i
> p
> p
> #whatever letter you enter it will respond with that letter that you
> entered.
> --
> Posted viahttp://www.ruby-forum.com/.

Hi,

I think gu means to get one character without pressing enter
afterwards. Just like "readkey" in Pascal. As I know this is actually
only possible with Ruby on MS Windows with

(Win32API.new("crtdll", "_getch", [], "L").Call).chr

Bye