To be equivalent to the parent code, and to retain the genericity of ( ... ) x!! ...,
return("");
should be
return;
or
return wantarray ? () : "";

This doesn't affect your argument.

In reply to Re^4: Secret Perl Operators: the boolean list squash operator, x!! by ikegami
in thread Secret Perl Operators: the boolean list squash operator, x!! by Aristotle

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