how does it work

[Dmytro Lytovchenko]

It starts nothing just empty supervisor.
You can add more by using `supervisor:start_child(SupName, Spec)`
https://erlang.org/doc/man/supervisor.html#start_child-2

On Fri, 17 Jan 2020 at 13:50, Dietmar Schaefer <dietmar-s@REDACTED> wrote:

> I found this supervisor code:
>
>
> -define(SERVER,?MODULE).
>
>
>
> start_link()->
>
> supervisor:start_link({local,?SERVER},?MODULE,[]).
>
>
>
> init([])->
>
>     {ok, {{one_for_all, 0, 1},[]}}.
>
> How can it work without any specification about what to start?
>
>
> regards
>
> Dietmar
>
>
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