!! notation

Hi,

I saw this notation today:

!! $class->method;

or as an assignment:

my $var = !! $class->method;

I can't find a definition for it in perlsyn or perlop. I don't think
it's restricted to classes. I suspect this is boolean but I'd like to
know.

Any pointers?
Thanx,
Dp.

• !! notation by Dermot
• Re: !! notation by Chas. Owens
• Re: !! notation by Shawn H Corey