From: dblack@...
Date: 2007-08-14T03:24:33+09:00
Subject: Re: attr_read, attr_writer, etc.

Hi --

On Tue, 14 Aug 2007, Frank Meyer wrote:

> Thanks for your explanation, but how would you write a attr_writer
> method?
> I don't know how I can pass a parameter list to define_method.

Give the block a parameter:

   def my_attr_writer(*names)
     names.each do |name|
       define_method("#{name}=") {|x| instance_variable_set("@#{name}", x) }
     end
   end


David

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