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Postings from August 2001
>>>>> "Dave" == Dave Mitchell <davem@fdgroup.co.uk> writes: Dave> Paul Johnson <paul@pjcj.net> wrote: >> Actually, foo() is not a closure. A closure is an anonymous subroutine >> and foo() clearly has a name. Dave> Damain's definition of a closure includes named subs: Dave> "In Perl, a closure is just a subroutine that refers to one or Dave> more lexical variables declared outside the subroutine itself" - Dave> OO perl, p 56. Exactly. "closure" and "anonymous" are orthogonal concepts. An anon sub is not necessarily a closure. A closure is not necessarily an anon sub. Unfortunately, there were some casual misuses of the terms early on, and it stuck into some of the early docs and mindsets. -- Randal L. Schwartz - Stonehenge Consulting Services, Inc. - +1 503 777 0095 <merlyn@stonehenge.com> <URL:http://www.stonehenge.com/merlyn/> Perl/Unix/security consulting, Technical writing, Comedy, etc. etc. See PerlTraining.Stonehenge.com for onsite and open-enrollment Perl training!Thread Previous | Thread Next