ah, interesting! 
$ perl -le'@@=qw( a b ); print qr|\Q@@|'
(?-xism:\@\@)

$ perl -le'@@=qw( a b ); print qr|@@|'
(?-xism:@@)

$ perl -le'@a=qw( a b ); print qr|\Q@a|'
(?-xism:a\ b)

[download]

I knew something was hinky with what I had posted.

In reply to Re^3: regular expression with @@/ by ikegami
in thread regular expression with @@/ by jim_neophyte

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