MaD wrote:
> << adds records to a association-collection (no matter what kind of
> association). it returns itself (the collection) so method calls may
> be chained.
>
> btw: in this example @article doesn't have to be saved when a new
> comment is added (comment has article_id as foreign key). ;
just saw that this could be misunderstood:
article has to be saved to be able to make a association, but it
doesn't have to be saved after adding a new comment.
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<< adds records to a association-collection (no matter what kind of
association). it returns itself (the collection) so method calls may
be chained.
btw: in this example @article doesn't have to be saved when a new
comment is added (comment has article_id as foreign key). ;-)
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<< should save @article when you add a new comment.
-
Ryan Bigg
Freelancer
http://frozenplague.net
On 24/12/2008, at 3:02 PM, Zhenning Guan wrote:
>
> Rails give us two ways to create a asociation object:
> @article = Article.new(params[:article])
> @article.comments << Comment.new(par
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