From: Simon Strandgaard <0bz63fz3m1qt3001@...>
Date: 2003-07-05T16:03:16+09:00
Subject: Re: Ruby Code Snippet: Array.count

On Sat, 05 Jul 2003 16:48:07 +0900, Mauricio Fern�ndez wrote:

> On Sat, Jul 05, 2003 at 03:43:00PM +0900, Simon Strandgaard wrote:
>> 
>> I have added your Array#count (using inject), here:
>> 
>> http://www.rubygarden.org/ruby?StandardClassExtensions/Array
> 
> The other version is faster IMHO, and in this case at least as readable:
> 
> class Array
>   def count
>     sum = 0
> 	each { |x| sum += 1 if yield x }
> 	sum
>   end
> end

Ok.. I have now added both :-)

--
Simon Strandgaard