From: Robert Klemme <shortcutter@...>
Date: 2013-01-31T21:12:01+09:00
Subject: Re: Select "columns" from multidimensional array?

On Thu, Jan 31, 2013 at 11:34 AM, Joel Pearson <lists@ruby-forum.com> wrote:
> Praise Jesus!
>
> My initial output was the desired one, but the "transpose" method is
> what I was missing. Thanks :)

I'd really start by creating a class for this - or use Matrix from the
standard library.

irb(main):008:0> m = Matrix[[1,2,3],[4,5,6]]
=> Matrix[[1, 2, 3], [4, 5, 6]]
irb(main):009:0> m.row 1
=> Vector[4, 5, 6]
irb(main):010:0> m.column 1
=> Vector[2, 5]

Kind regards

robert


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