You can avoid the punctuation variables and use long names (e.g. @ARG for @_); see https://perldoc.perl.org/perlvar#SPECIAL-VARIABLES.
--
A math joke: r = | |csc(θ)|+|sec(θ)| |-| |csc(θ)|-|sec(θ)| |

In reply to Re^5: Use global flag when declaring regular expressions with qr? by ysth
in thread Use global flag when declaring regular expressions with qr? by unmatched

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