Indeed. The function is defined with whatever level of strictures were in effect for the preceding code. Obviously, the code could be written in nicer ways, but the idea is to make sure that (specifically) no symbolic references are used in the code reference.
Jeff japhy Pinyan, P.L., P.M., P.O.D, X.S.: Perl, regex, and perl hacker
How can we ever be the sold short or the cheated, we who for every service have long ago been overpaid? ~~ Meister Eckhart

In reply to Re^2: What is this doing, and why is this a good method of doing it? by japhy
in thread What is this doing, and why is this a good method of doing it? by japhy

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