=()= has been known on occasion as the "goatse" operator. While it's not actually an operator, it is the funniest name for a perl idiom I've ever heard (if you get the joke great, if not, research it at your own peril).

In reply to Re: Perl Idioms Explained - my $count = () = /.../g by fergal
in thread Perl Idioms Explained - my $count = () = /.../g by japhy

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