From: "David A. Black" <dblack@...>
Date: 2009-02-11T05:13:27+09:00
Subject: Re: a better way to do this job?

Hi --

On Wed, 11 Feb 2009, Ryan Davis wrote:

>
> On Feb 10, 2009, at 04:21 , Julian Leviston wrote:
>
>> First doesn't take an argument I'm ruby. It does
>> If you're using rails enumerable mixin
>
>
> David showed it in 1.9... but I had to point this out:
>
> % ruby -ve 'puts [1,2,3,4].first(2)'
> ruby 1.8.6 (2008-03-03 patchlevel 114) [universal-darwin9.0]
> 1
> 2
>
> this goes back to at least 1.7 iirc. #first was introduced in 1.6 and 1.7 
> gave it an optional length arg.

I've clearly got 1.9 on the brain :-)


David

-- 
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