From: Eero Saynatkari <ruby-forum-reg@...>
Date: 2005-12-22T05:38:35+09:00
Subject: Re: move to front of array

Payton Swick 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?

This should work (but without error checking):

array.unshift(array.delete(array.grep(/cool/i).first))

> -Payton


E


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