Re^2: perlretut - Perl regular expressions tutorial curveball

> Bear in mind also that this example has probably been in perlretut for many, many years.

The new boundaries were introduced in 5.22 which was released in 2015. So "many, many" = 10.

map{substr$_->[0],$_->[1]||0,1}[\*||{},3],[[]],[ref qr-1,-,-1],[{}],[sub{}^*ARGV,3]

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