in reply to how to self define a operator

See Sub::Infix for a safe way to define your own operators (but not exactly what you requested).

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

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Re^2: how to self define a operator
by toothedsword (Sexton) on Oct 22, 2019 at 08:07 UTC
    Thanks, It is interesting!
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