On 30 Aug 2009, at 09:17, Colin Law wrote:

>
> 2009/8/30 CoolAJ86 <[email protected]>:
>>
>>> Well yes - you still need to write the accessor methods to store you
>>> instance variables (attr_accessor is probably enough).
>>>
>>> Fred
>>
>> That makes sense. Thanks.
>>
>> I had my JavaScript thinking cap on when I was doing this... thinking
>> to create accessors out of thin air.
>>
>> I also just found out that the virtual accessors are accessors, not
>> class variables.
>> return @updated_at # always null
>> return updated_at # works
>
> Don't understand this.

I think what the previous poster has realised is that activerecord  
attributes are not stored inside individual instance variables.

Fred
> As I understand it if you have
> attr_accessor :my_var
> then @my_var will access the variable (but this may only be written
> inside the class)
> and my_var is a method (well two methods actually) that may be used
> externally to read/write to @my_var so you can say
> my_object.my_var = 1
> x = my_object.my_var
>
> If you use my_var (no @) inside the class this should work but it is
> calling the accessor methods rather than directly accessing @my_var
>
> Colin
>
> >


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