On Jan 31, 2:29 am, Rodrigo Ruiz <[email protected]> wrote: > I thought they where attr_accessor method. > > Thank you for clearing things up for me.
To add a little more info, the attribute values are stored in the @attributes / @attributes_cache hashes Fred > > On Monday, January 30, 2012, Peter Vandenabeele <[email protected]> > wrote:> On Mon, Jan 30, 2012 at 9:59 PM, Rodrigo Ruiz > <[email protected]> > wrote: > > >> Thank you, but I knew that, I did that (use self to do what I want) > > before I asked the question.>> I'd just like to know why can't I use > @first_name instead of > > self.first_name, to me it seems like the same thing inside the model. > > > > > > > > > > > They are not: > > @first_name is an "instance variable". You could set it like this: > > @first_name = user.first_name > > but it is not automatically set, and it is also not typically used like > that. > > A more typical use would be: > > @user = User.find(params[:id]) > > and then you can use @user in the controller, but also in the views, > > due to the set-up of Rails. > > self.first_name is a method that is dynamically provided by > > ActiveRecord , based on the available columns for the table > > "users" in the database. > > HTH, > > Peter > > > -- > > 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 > [email protected]. > > To unsubscribe from this group, send email to > > [email protected].> For more options, visit this > group at > > http://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 [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/rubyonrails-talk?hl=en.
