On Thu, May 5, 2011 at 3:34 AM, S Ahmed <[email protected]> wrote:
> I'm a little confused when I should be using 'self' in my model. > > I had code like: > > class User < ActiveRecord::Base > > before_save :do_something > > > def do_something > > self.user_bio_text = .... > .. > self.user_bio_text > end > > > end > > > > If I removed 'self', it didn't seem to set the model's attribute at all (it > would return nil). > > when assigning values to attributes of an instance object, you need to use self, ie self.attribute = something. if you're only getting the value of that attribute, no need to add self. > I can't recall exaclty where this happenend in my code, but I remember that > I was trying to get the a model's attribute and it didn't work when I used > 'self.some_attribute'. > > > So I'm confused, when do I use 'self' and when't don't I? > > -- > 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. > -- ------------------------------------------------------------- visit my blog at http://jimlabs.heroku.com -- 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.
