On Nov 16, 2015, at 9:40 PM, Harbs <harbs.li...@gmail.com> wrote:

> 
> On Nov 16, 2015, at 9:14 PM, Alex Harui <aha...@adobe.com> wrote:
> 
>> Hmm.  I wonder what other operators work.  Like “-=“.
> 
> It looks like -= does not work.
> 
>> And does xmlList1 + xmlList2 concatenate them?
> 
> Yes.

+= also works for this.

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