From: Todd Benson <caduceass@...>
Date: 2008-03-09T11:22:11+09:00
Subject: Re: bin2str conversion

On Sat, Mar 8, 2008 at 7:11 PM, Zangief Ief <z4n9ief@gmail.com> wrote:
> Hello,
>
>  I would like to write a function which is able to convert a binary data
>  into its string format...
>  For example, here I have the opposite of my goal:
>
>  str.unpack('c*').collect { |x| sprintf('%02x', x) }.to_s.hex.to_s(2)

Just so you know, at least on 1.8.6, this code will only return the
binary for one character, the first one.

Have you looked at Array#pack?  That might be what you look for.

Todd