From: Holden Glova <dsafari@...>
Date: 2002-05-05T08:30:31+09:00
Subject: Re: dynamically assigning instance variables

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On Sat, 04 May 2002 23:56, ts wrote:
> >>>>> "H" == Holden Glova <dsafari@xtra.co.nz> writes:
>
> H>       instance_eval(<<-EOS)
> [...]
> H>       send("#{name}=", v)
>
>  eval is evil, and it's still exist a stupid way to write it :-)
>
> pigeon% cat b.rb
> #!/usr/bin/ruby
> module Hab
>    module Tmp
>       def defin(a)
>          attr_accessor a
>       end
>    end
>
>    def self.append_features(c)
>       super
>       c.extend Tmp
>    end
>
>    def biv(attributes)
>       attributes.each do |k, v|
>          type.send(:defin, k)
>          send(k.to_s + "=", v)
>       end
>    end
>
> end
>
> class A
>    include Hab
> end
>
> a = A.new
> a.biv("aaa" => [1, 2], :bbb => [3, 4])
> p a.aaa
> p a.bbb
> pigeon%
>
> pigeon% b.rb
> [1, 2]
> [3, 4]
> pigeon%
>
>
> Guy Decoux

I definately have a long way to go with Ruby - solutions like this do not 
come naturally to me and only make sense after much examination. *drifts off 
into a dream job of useing Ruby*.

Thanks for the tip.

- -- 
Signed,
Holden Glova
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