From: James Coglan <jcoglan@...>
Date: 2009-03-20T19:27:50+09:00
Subject: Re: nested methods

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2009/3/20 7stud -- <bbxx789_05ss@yahoo.com>

> Hi,
>
> This example is from pickaxe2(I can't find the page):
>
> def toggle
>
>  def toggle
>    puts "subsequent"
>  end
>
>  puts "first"
> end
>
> toggle
> toggle
> toggle
>
> --output:--
> first
> subsequent
> subsequent
>
>
> Can someone explain why the nested method hides the outer method?


The first call redefines toggle on the current object (which here seems to
be the global main object) and then returns "first". After this, toggle has
been replaced by the inner method so it returns "subsequent" for all further
calls.

--
James Coglan
http://github.com/jcoglan

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