Could you elaborate on that - I'm not quite with you.

The can() method is in the UNIVERSAL module and is available to all objects - so nothing special there.

When you say "... writes to ::ISA ...", are you referring to manipulation of @Some::Package::ISA or something else?

Regards,

PN5

In reply to Re^4: Dynamic inheritance by Prior Nacre V
in thread Dynamic inheritance by ayoung

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