This 471967 is the best explanation so far of why perl defies BNF although some other posts arguably provide better insight into the problems of parsing perl, which of course is also an important motivation for my OP.

Yes I chose lisp in my comment as a contrary example because its BNF is about the simplest. Here is one version of it:

http://cui.unige.ch/db-research/Enseignement/analyseinfo/LISP/BNFlisp.html

One world, one people

In reply to Re^2: Perl not BNF-able?? by anonymized user 468275
in thread Perl not BNF-able?? by anonymized user 468275

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