From: Robert Klemme <bob.news@...>
Date: 2006-03-19T21:33:50+09:00
Subject: Re: Hash of Arrays nItems problem

hoyhoy@gmail.com wrote:
> I'm having a bit of problem using a hash of arrays.  It appears that
> nitems are wrong for the individual elements are wrong when I do this:
>
> #!/usr/bin/env ruby
> $:.unshift(File.join('..', 'lib'))
> require 'http-access2'
>
> h = HTTPAccess2::Client.new()
> element = Hash.new([])

You want

element = Hash.new {|h,k| h[k] = []}

Otherwise you'll be adding to the *same* single array instance for *all* 
elements.

Kind regards

    robert