Re: scope

[Me]

> If I define a function just in the freespace of a file and have
included in
> that file two packages which are bracketed in like:
>
> sub function {}
>
> package 1;
> {}
>
> package 2;
> {}
>
>
>
> How do I access the function (make a function call) from within one of
the
> packages?
>
> is it main::function or is it something else.

Yes.

> Also, is it ok to call functions which take no parameters as just the
> function name. like $var = function; as opposed to $var = function();

Yes.