From: Logan Capaldo <logancapaldo@...>
Date: 2007-07-05T22:59:55+09:00
Subject: Re: unintended consequence: string.sort

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On 7/5/07, dblack@wobblini.net <dblack@wobblini.net> wrote:
>
> Hi --
>
> On Thu, 5 Jul 2007, Martin DeMello wrote:
>
> > irb(main):001:0> "hello world".sort
> > => ["hello world"]
> >
> > (Because Enumerable#sort calls to_a, and String#to_a = [string])
> >
> > However this is inconsistent with String#each, and almost certainly
> > never what the user wants.  I'd suggest
> > String.split($/).sort.join($/).
>
> I don't think it's inconsistent with String#each:
>
> >> "hello world".each {|x| p x }
> "hello world"
>
> If you have multiple lines it will sort that way:
>
> >> "hello\nworld".sort
> => ["hello\n", "world"]


Just to continue, String#to_a  != [string] either.
"a\nb\nc\n".to_a #=> ["a\n", "b\n", "c\n"]

David
>
> --
> * Books:
>    RAILS ROUTING (new! http://www.awprofessional.com/title/0321509242)
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>
>

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