From: Mikael Brockman <mikael@...>
Date: 2004-08-28T03:56:31+09:00
Subject: Re: Question about ? operator for ASCII

Edgardo Hames <ehames@gmail.com> writes:

> On Sat, 28 Aug 2004 01:59:05 +0900, Barry Sperling <barry@angleinc.com> wrote:
> > Hello,
> >        I am a nuby and I couldn't find how to get the ASCII value of a
> > character in a variable.  I looked in the Pragmatic Programmer and did this:
> > 
> > s = "ABC DE."
> > s.scan( /./ ) do |a|
> >      puts ?a
> > end
> > 
> > but only got the ASCII value of the small letter 'a' ( 97 ).  What do I
> > need to do?
> 
> I know this one!!!!! I can't believe it ;) You need to call the #chr
> method for integers.
> 
> s = "ABC DE."
> s.scan( /./ ) do |a|
>      puts a.chr
> end
> 
> Regards,
> Ed

Hate to rain on your parade, but #chr is actually a method on Fixnum,
and converts an integer to a string.  (Barry wanted the integer value,
but had only the string value.)

  mikael