From: Andrea Forlin <andrea.forlin@...>
Date: 2007-07-05T22:56:09+09:00
Subject: Re: unintended consequence: string.sort

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This may help U?

irb(main):001:0> "hello world".split(/|/).sort
=> [" ", "d", "e", "h", "l", "l", "l", "o", "o", "r", "w"]


2007/7/5, dblack@wobblini.net <dblack@wobblini.net>:
>
> 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"]
>
>
> David
>
> --
> * Books:
>    RAILS ROUTING (new! http://www.awprofessional.com/title/0321509242)
>    RUBY FOR RAILS (http://www.manning.com/black)
> * Ruby/Rails training
>      & consulting:  Ruby Power and Light, LLC (http://www.rubypal.com)
>
>

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