Ruby on Rails

got it.
too bad .class don't shows me Array..

On Apr 28, 9:16 pm, Frederick Cheung <frederick.che...@gmail.com>
wrote:
> On Apr 28, 8:09 pm, oren <orengo...@gmail.com> wrote:
>
> > my models: content has_many keys
> > I don't understand how is it possible that empty array will have
> > 'build' method?
>
> Because it's not actually an array - it's an association proxy.
>
> Fred
>
>
>
>
>
> > @content = Content.create(:text => 'test')
> >  => #<Content id: 3, text: "test", created_at: "2010-04-28 19:04:19",
> > updated_at: "2010-04-28 19:04:19">
>
> > @content.keys
> > => []
>
> > but this works. can someone explain how can it be?
> > @content.keys.build
> >  => #<Key id: nil, name: nil, content_id: 3, created_at: nil,
> > updated_at: nil>
>
> > Thanks
>
> > --
> > You received this message because you are subscribed to the Google Groups "Ruby on Rails: Talk" group.
> > To post to this group, send email to rubyonrails-talk@googlegroups.com.
> > To unsubscribe from this group, send email to rubyonrails-talk+unsubscribe@googlegroups.com.
> > For more options, visit this group athttp://groups.google.com/group/rubyonrails-talk?hl=en.
>
> --
> You received this message because you are subscribed to the Google Groups "Ruby on Rails: Talk" group.
> To post to this group, send email to rubyonrails-talk@googlegroups.com.
> To unsubscribe from this group, send email to rubyonrails-talk+unsubscribe@googlegroups.com.
> For more options, visit this group athttp://groups.google.com/group/rubyonrails-talk?hl=en.

--
You received this message because you are subscribed to the Google Groups "Ruby on Rails: Talk" group.
To post to this group, send email to rubyonrails-talk@googlegroups.com.
To unsubscribe from this group, send email to rubyonrails-talk+unsubscribe@googlegroups.com.
For more options, visit this group at http://groups.google.com/group/rubyonrails-talk?hl=en.