From: Phrogz <gavin@...>
Date: 2007-02-08T05:20:07+09:00
Subject: Re: Algorithm Help - Grid Space Calculations

On Feb 7, 1:13 pm, "Martin DeMello" <martindeme...@gmail.com> wrote:
> That was where I really missed the oft-requested min_by:
>
> $grid_spacing = [high, low].min_by {|i| ($grid_spacing - i).abs}
>
> but I felt defining it for that one use would be overkill :)

Though it would be computationally inefficient compared to what it
could be, you could of course get the same functionality with:
[high,low].sort_by{ |i| ($grid_spacing-i).abs }[0]