ah I see, this is what I have experienced. But why is that? Shouldn't both getting and setting have similiar behaviour?
I think when I was getting a value, using self.attribute wasn't working, is that the case or was I doing somehting else wrong? On Wed, May 4, 2011 at 8:31 PM, Jim Ruther Nill <[email protected]> wrote: > > > 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. > -- 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.
