Re: [julia-users] Weird singleton varags display

[Mauro]

>   Can somebody please explain this to me:
>
> julia> foo(args...) = args
> foo (generic function with 1 method)
>
> foo(1)
> (1,)
>
> i.e., why the trailing comma ?

It's a tuple.

foo(1,2)
(1,2)