where without type?

[Juerd]

Consider:

    my $foo of Num where { 0 <= $^n < 10 };

Is the following also valid?

    my $foo where { 0 <= $^n < 10 };

Or does that have to be like this?

    my $foo of Scalar where { 0 <= $^n < 10 };

And can $_ be used instead of $^n?


Juerd