http://www.perlmonks.org?node_id=129916


in reply to Bareword Regex

If you play with this fragment, it helps to use
print "match, $&\n"
to see the actual match.

While we're on the topic, davorg pointed me to a post by chipmunk which in turn points to a piece of Perl poetry that he wrote using "m mmm" (which as we've now seen, could also have been written as "mmmm").