Nathan Kirk wrote:
> why is this required:
> 
>   def new
>     @post = Post.find(params[:post_id])
>     @comment = @post.comments.build
>   end
> 
> instead of:
>   def new
>     @comment = Post.find(params[:post_id]).comments.build
>   end
> 
> is the 2nd style possible? If no, why not?
> if yes, why is the 1st style preferred?

Depends on your view code.  Remember that controller @instance variables 
are copied to the view, so that the first example would make both @post 
and @comment available in the view, whereas the second example would 
only make @comment available.

Best,
--
Marnen Laibow-Koser
http://www.marnen.org
[email protected]
-- 
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