From: Daniel Berger <djberg96@...>
Date: 2005-12-22T06:17:49+09:00
Subject: Re: move to front of array


Jacob Fugal wrote:
> On 12/21/05, Payton Swick <payton@foolord.com> wrote:
> > Hi,
> >
> > I have an array of Strings, and I'd like to find one of the items by
> > Regexp, then move that item to the front of the array, eg:
> >
> > array = %w(a B c d Cool e f G)
> > array.unshift(array.slice!(array.index(array.find { |i| i =~ /cool/i
> > }))) if array.find { |i| i =~ /cool/i }
> >
> > Better/cleaner/shorter ways to do it?
> >
> > -Payton
>
> array = %w(a B c d Cool e f G)
> if cool = array.find { |i| i =~ /cool/i }
>   array.delete(cool)
>   array.unshift(cool)
> end

array.unshift(array.delete("Cool"))

Regards,

Dan