From: dblack@...
Date: 2002-12-11T03:29:24+09:00
Subject: Re: Newbie questions regarding putc...

Hi --

On Wed, 11 Dec 2002 christopher.j.meisenzahl@citicorp.com wrote:

>
> Reading my nway through the pickaxe book. Saw this code on page 108:
>   aFile = File.new("data.dat")
>  aFile.each_byte {|ch| putc ch; putc ?.}
>
> I'm not following what this does, can anyone help me out?
>   putc ?.

The ? operator gives you the ASCII value of the character following
it.  So "putc ?." is like "putc 46", which outputs a '.' character.


David

-- 
David Alan Black
home: dblack@candle.superlink.net
work: blackdav@shu.edu
Web:  http://pirate.shu.edu/~blackdav