From: Nobuyoshi Nakada <nobu@...>
Date: 2008-09-05T21:59:17+09:00
Subject: Re: How to read a character at a time from STDIN without needing to press return key?

Hi,

At Thu, 4 Sep 2008 05:40:43 +0900,
Kenneth McDonald wrote in [ruby-talk:313786]:
> In the following bit of code:
> 
> print STDIN.getc
> STDOUT.flush
> 
> The code for whatever key I type isn't actually printed out until I go  
> on to hit the return key. How can I have it printed as soon as I type  
> a character key?

With io-console, you can do:

  print STDIN.getch

http://www.rubyist.net/~nobu/ruby/io-console.tar.bz2
http://www.rubyist.net/~nobu/ruby/io-console-0.2.gem

-- 
Nobu Nakada