Hmm... Not present in 5.26.1, works but not documented in 5.37.1. I'm not sure I'd use it.

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

In reply to Re^3: Challenge: sort weekdays in week-order (Time::Piece) by choroba
in thread Challenge: sort weekdays in week-order (elegantly and efficiently) by bliako

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