saw this in Algorithm::Loops

  DB<71> $code = sub {}

  DB<72> p ref $code
CODE
  DB<73> *isa = \&UNIVERSAL::isa    # import

  DB<74> p isa($code,"CODE")        # ??? 
1
  DB<75>

[download]

Where is this behavior of isa() documented and why would one want to do this?

Cheers Rolf
(addicted to the Perl Programming Language :)
Wikisyntax for the Monastery

In reply to isa for ref? by LanX

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