From: Farrel Lifson <farrel.lifson@...>
Date: 2007-10-17T23:57:53+09:00
Subject: Re: sort_by

On 17/10/2007, Paulo Carvalho <pjcarvalho@gmail.com> wrote:
> I have a list of rows which I want to order by a column.
> I make it with
> @values_ordered = @values.sort_by(&:id_column)
>
> What if I want to inverse the order (like order by x desc in SQL)
>
> How could I do that using sort_by? is that possible?

values_orderd = @values.sort_by{|value| -value.id_column}