From: Pokkai Dokkai <bad_good_lion@...>
Date: 2007-12-02T23:43:18+09:00
Subject: Re: alias problem

Morton Goldberg wrote:
> On Dec 2, 2007, at 12:20 AM, Pokkai Dokkai wrote:
> 
>> i want like this (ofcourse below is wrong)
>> c1.view        ----->from view
>> Cls1.pp
>> c1.view        ----->undefined method `view' for #<Cls1:0xb7daa8b0>
>> (NoMethodError)
> 
> 
> I don't believe you can do what I think you want with 'alias'. Maybe
> the following will work for you.
> 
> <code>
> class Cls1
>     def view
>        puts "from view"
>     end
> end
> 
> c1 = Cls1.new
> c1.view
> 
> class Cls1
>     private :view
> end
> 
> c1.view
> </code>
> 
> <result>
> from view
> NoMethodError: private method �view� called for #<Cls1:0x80e10at top
> level
> in untitled document at line 14
> </result>
> 
> Regards, Morton


actualluy all ruby classes are not closed (we can add anything at any 
time)
like as above

so how to close a ruby class ?

i thing freeze is used to protect modification for object.
like that what is used to protect modification for class ?

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