From: Michael Jackson <mjijackson@...>
Date: 2010-05-16T01:19:04+09:00
Subject: Re: Converting hexadecimal string to character

Excellent. Both of these suggestions work beautifully. Clearly I need
to familiarize myself better with sprintf and String.

Thanks!

--
Michael Jackson
http://mjijackson.com
@mjijackson



On Sat, May 15, 2010 at 9:22 AM, Gianfranco Bozzetti
<gf.bozzetti@alice.it> wrote:
> Michael Jackson wrote:
>> If I have a string that represents some character in hex, what is the
>> easiest way to convert it to that character? For example, if I have
>> the string "41" how do I convert it to "\x41" (or "A")? I've been
>> toying around with eval and sprintf, but can't seem to get it right.
>> Right now I'm using the brute force approach below, but I think there
>> must be a better way.
>>
>> c = "41"
>> eval("\"\\x#{c}\"")
>
> c="41"
> puts c.hex.chr  # prints A
>
> HTH gfb
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> Posted via http://www.ruby-forum.com/.
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>