Dan Yoder wrote:
>  Robert and David are right - you can use instance_eval. If you really
>  want with, it is very easy to add:
>  
>  module Kernel
>    def with(object,&block)
>      object.instance_eval &block
>    end
>  end
>  
>  with([1,2,3]) { length } # => 3
>  
>  
>  ---
>  Dan Yoder
>  http://dev.zeraweb.com/
>  Ruby And JavaScript Consulting

Why not just alias instance_eval? Would achieve the same and is less 
overhead.

Regards
Stefan
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