Regarding documentation, illguts (illustrated guts) is certainly worth looking, as well as perlhack (there's a tour through the interpreter) and perlxs.

The macros do make it hard to read, but writing portable and efficient C code basically requires excessive macro usage.

As for searching things in code files, I found App::Ack to be more convenient than grep.

Perl 6 - second systems done right

In reply to Re: Perl 5 interpreter by moritz
in thread Perl 5 interpreter by Anonymous Monk

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