From: Brad Ediger <brad@...>
Date: 2009-06-12T02:54:01+09:00
Subject: Re: Idiomatic way to detect first/last iteration?

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On Thu, Jun 11, 2009 at 12:52 PM, Matthew K. Williams <matt@harpstar.com>wrote:

> I expect there's a better way to do this, but as a quick dash-off....
>
> x=%w(the big fat cat)
>
> x.each do |y|
> print "first " if (y==x.first)
> print "last " if (y==x.last)
> puts y
> end
>

Only if all of your elements are unique...

x=%w(1 2 1 3 4 3)

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