From: Jacob Fugal <lukfugl@...>
Date: 2005-12-22T07:22:18+09:00
Subject: Re: move to front of array

On 12/21/05, Dan Diebolt <dandiebolt@yahoo.com> wrote:
> >That certainly would work (assuming that only one element matches the
> condition),
>
>   seems to work on multiple matches:

Yeah, I realized that as I was working through my variation, but never
made it back up to change the text. :)

> I was uncertain about needing parenthesis before applying flatten but it makes perfect sense:
>
>   array = (array.partition{ |el| el =~ /cool/i }).flatten!

You don't need the bang here, however. Since Array#partition will
always create nested arrays, you won't run into the flatten! returning
nil bug, but it is still wasted effort to change a temporary array in
place.

Jacob Fugal