What is a function parameter =[] for?

[Ned Batchelder]

On Monday, November 23, 2015 at 6:35:35 AM UTC-5, Mark Lawrence wrote:
> On 23/11/2015 00:37, BartC wrote:
> > On 23/11/2015 00:04, Mark Lawrence wrote:
> >> What happened to "Please do not feed the trolls"?
> >
> > You mean, people with different opinions?
> >
> > I think I'm done here.
> >
> 
> Wow, so there is a God.

Mark, you aren't helping.

--Ned.