From: rahul patil <rahul.deshmukhpatil@...>
Date: 2011-09-08T13:42:12+09:00
Subject: Re: Grouping an array into sub-arrays.

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may be you could write

On Wed, Sep 7, 2011 at 1:18 PM, Intransition <transfire@gmail.com> wrote:

>
>
> On Sep 6, 7:52 pm, "Aaron D. Gifford" <astound...@gmail.com> wrote:
> > Just move things around a bit and you'll notice you've already got the
> > behavior you want (or pretty close):
> >
> > irb(main):001:0> arr = [0,1,2,3,4]
> > => [0, 1, 2, 3, 4]
> > irb(main):002:0> [0..-2, -1].map{|i| arr[i]}
> > => [[0, 1, 2, 3], 4]
> > irb(main):003:0> [0, 2..3, 4..-1].map{|i| arr[i]}
> > => [0, [2, 3], [4]]
> >
> > So just put the list of group selectors first, execute a map/collect
> > on it and access the original array slices you want.
> >
> > Aaron out.
>
>
just modified Aaron code

class Range
    def to_range
        self
    end
end

class Fixnum
    def to_range
        puts "Fixnum methid"
        a=Range.new(self, self)
    end
end
range=[0, 2..3, 4..-1, 2..2]
array=[0,1,2,3,4]
puts "#{range.map {|id| id=id.to_range; array[id]}}"

How does it looks? it gives same o/p as urs !!!

> Ah, of course. Thanks.
>
>


-- 
Regards,
Rahul Patil

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