ok, here's my method... def calc_remaining @taken = Cart.where('product_id' => @product).count
@remaining = @product.qty - @taken end but when I call it from my add to cart method, @product.qty is undefined method `qty' for nil:NilClass. On Thursday, March 2, 2017 at 11:07:06 AM UTC-5, Joe Guerra wrote: > > In my show method for my products controller I've got a variable that > track qty ( @remaining ). > > Can I access this variable from another method within the same controller? > > Thanks, > Joe > -- You received this message because you are subscribed to the Google Groups "Ruby on Rails: Talk" group. To unsubscribe from this group and stop receiving emails from it, send an email to rubyonrails-talk+unsubscr...@googlegroups.com. To post to this group, send email to rubyonrails-talk@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/rubyonrails-talk/14870fab-2fc6-421f-9e1c-677a2001dac5%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.