From: gabriele renzi <surrender_it@...1.vip.ukl.yahoo.com>
Date: 2004-06-05T19:58:39+09:00
Subject: Re: Chars in Ruby

il Sat, 05 Jun 2004 10:40:45 GMT, "Georgy" <see@the.end> ha scritto::

>Hi,

>So we can think of a "char" as a single element of a string.
>Now, having that an integer is a single element of an array,
>we'd like to have functions/expressions for converting arrays
>of integers and strings back and forth.
>
>Array to String:    [97,98,99].map{|e|e.chr}.join --> "abc"
>String to Array:    "abc" ????????????? --> [97,98,99]
>
>I've found that this function can do it:
>
>def s2a(s); r=[]; s.each_byte {|b| r<<b}; r; end
>s2a("abc") --> [97,98,99]
>
>But can it be an expression w/o a function or with a shorter
>"more elegant" function, w/o accumulator r?

use pack() and unpack()