By using isa() you've just allowed your users to bless their arrays before giving them to you.
Is that a good thing? You are suddenly going to accept object and depend on its internals. Not touching the internals of foreign objects (what the original code is doing) is IMO a good thing.

Abigail

In reply to Re: Is "ref $date eq 'ARRAY'" wrong? by Abigail-II
in thread Is "ref $date eq 'ARRAY'" wrong? by bronto

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