From: dblack@...
Date: 2006-10-24T23:52:56+09:00
Subject: Re: '**' as hash splat?

Hi --

On Tue, 24 Oct 2006, Kalman Noel wrote:

> Ken Bloom:
>> On Mon, 23 Oct 2006 20:49:55 -0700, Trans wrote:
>>>   a = [2,1]
>>>   [3,*a]  #=> [3,2,1]
>> The purpose of splat is to convert an array into a list of parameters to a
>> method. Since [] is a method,
>
> irb> method :[]
> NameError: undefined method `[]' for class `Object'

irb(main):003:0> a = [2,1]
=> [2, 1]
irb(main):004:0> [3, *a]
=> [3, 2, 1]


David

-- 
                   David A. Black | dblack@wobblini.net
Author of "Ruby for Rails"   [1] | Ruby/Rails training & consultancy [3]
DABlog (DAB's Weblog)        [2] | Co-director, Ruby Central, Inc.   [4]
[1] http://www.manning.com/black | [3] http://www.rubypowerandlight.com
[2] http://dablog.rubypal.com    | [4] http://www.rubycentral.org