I probably should mention the best way to do what you are trying to
accomplish would be:
@items_missing_images = @items_all.reject { |item| FileTest.exist?
(item.image_name) }
--
Robert Zotter
Zapient, LLC
Ruby on Rails Development and Consulting
http://www.zapient.com
http://www.fromjavatoruby.com
On Nov 6, 8:14 pm, Robert Zotter <[EMAIL PROTECTED]> wrote:
> Scott,
>
> You need to declare the empty array first.
> @items_missing_images = []
>
> But do not use the '@items_missing_images += item '
> Use @items_missing_images.push(item)
> or [EMAIL PROTECTED] << item
>
> The += only works if you are adding an array to an array.
>
> http://ruby-doc.org/core/classes/Array.html#M002232
>
> Cheers
>
> --
> Robert Zotter
> Zapient, LLC
> Ruby on Rails Development and Consulting
>
> http://www.zapient.comhttp://www.fromjavatoruby.com
>
> On Nov 6, 8:01 pm, Scott Kulik <[EMAIL PROTECTED]>
> wrote:
>
> > here is some of the code:
>
> > @items_all = Item.find(:all)
>
> > for item in @items_all do
> > if not FileTest.exist?(item.image_name)
> > @items_missing_images += item
> > end
> > end
>
> > You have a nil object when you didn't expect it!
> > You might have expected an instance of Array.
> > The error occurred while evaluating nil.+
>
> > at @items_missing_images += item
>
> > so...how can i declare an empty array of Items?
>
> > i tried declaring @items_missing_images = []
>
> > but item is not of type array so this won't work.
> > --
> > Posted viahttp://www.ruby-forum.com/.
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