From: Chris Dutton <cmbchris@...>
Date: 2001-12-30T13:17:54+09:00
Subject: [ruby-talk:29698] Re: Copying an Array

in article a0lhmc$ljpsv$1@ID-42792.news.dfncis.de, Niko Schwarz at
niko.schwarz@gmx.net wrote on 12/29/01 5:59 PM:

> Matthew Diephouse wrote:
> 
>> What's the best way to copy an array?
> 
> Well, you could do this:
> 
> copy = orig.clone
> 
> if you have a 2d-array, try this:
> 
> copy = orig.map { |el| el.clone }

Well, I was only able to come up with a few different methods...

original = ["foo", "bar"]
newArray = original[0, original.length]

original = ["foo", "bar"]
newArray = original[0 .. original.length-1]

original = ["foo", "bar"]
newArray = [] + original