From: "David A. Black" <dblack@...>
Date: 2007-10-18T05:25:59+09:00
Subject: Re: Class instance variable idiom

Hi --

On Thu, 18 Oct 2007, Perry Smith wrote:

> Robert Klemme wrote:
>> On 17.10.2007 22:10, Perry Smith wrote:
>>>   end
>>> end
>>>
>>> Then to reference foo from an instance of the class (or subclass), I do:
>>>
>>>   self.class.foo
>>>
>>> Is there a cleaner way, in particular for the reference of the class
>>> instance variable, to do this?
>>
>> class << self
>>    attr_accessor :foo
>> end
>>
>>   robert
>
> Thanks!
>
> Do I still do the self.class.foo to access it?

Yes. The call to attr_accessor will create singleton methods for use
by the class object Foo.


David

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