From: James Edward Gray II <james@...>
Date: 2009-12-14T01:43:08+09:00
Subject: Re: Code block for element comparison in an array?

On Dec 13, 2009, at 10:35 AM, Robert Klemme wrote:

> On 13.12.2009 16:13, Derek Cannon wrote:
>> Jose Hales-Garcia wrote:
>>> #method 2
>>> a.each_with_index do |e1,i|
>>>   a[(i+1)..a.length].each do |e2|
>>>     # Compare e1 and e2
>>>   end
>>> end
>> a[(i+1)..a.length].each
>> ^ That blew my mind Jose!
> 
> It's a bit inefficient as it will create n intermediate Arrays.

Aren't they Copy on Write though?

James Edward Gray II