From: Nicholas Orr <nicholas.orr@...>
Date: 2010-07-29T07:43:42+09:00
Subject: Re: how to determine array element number in a each loop

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or use each_with_index
http://ruby-doc.org/core/classes/Enumerable.html#M003137

On Thu, Jul 29, 2010 at 8:41 AM, James Harrison <oscartheduck@gmail.com>wrote:

> >
> > The title is quite self explanatory: I am in
> >
> > dummy_array.each do |a|
> > #code here
> > end
> >
> > and I want to know which element (the number n in nth element) of the
> > dummy_array.
> >
>
> You could just put a counting variable in there:
>
>
> i = 0
> > dummy_array.each do |a|
> i = i+1
> > #code here
> > end
>
> You can also use each_index on the array if you'd like.
>
> http://ruby-doc.org/core/classes/Array.html#M002174
>
>

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