From: William James <w_a_x_man@...>
Date: 2008-02-22T03:09:55+09:00
Subject: Re: Simple array of strings sorting

On Feb 21, 11:54 am, Ed <pyro...@gmail.com> wrote:
> Say I have an array of strings that looks like this:
> test-3
> test-31
> test-11
> test-12
> test-13
> test-32
> test-10
> test-14
>
> I want them sorted like so:
> test-3
> test-10
> test-11
> test-12
> test-13
> test-14
> test-31
> test-32
>
> arr.sort doesn't seem to work the way I need. Any help?
> Thanks

The sequences of numerals need to be treated as numbers,
not strings.

" test-3
test-31
test-11
test-12
test-13
test-32
test-10
test-14 ".split.sort_by{|s| s[/\d+/].to_i}
    ==>["test-3", "test-10", "test-11", "test-12", "test-13",
"test-14", "test-31", "test-32"]