It's already been mentioned, but Randal L. Schwartz's
Learning Perl, Chap 5, is a must. So, are the first 9 chapters of
Programming Perl (hashes are covered in Chap 9, but then the sledding gets heavy). But I never fully understood hashes until I read the aforementioned Randal L. Schwartz's
Perl Objects, References & Modules. The book isn't really about hashes, but he covers a lot of that foundational stuff in a very illustrative and easy to understand way. Pretty soon you'll be talking about HoA's, AoH's, andHoH's--but remember, they're all just scalars.
Welcome to the monastery. And by the way, Matins are sung at 4:00am so get to bed early.
Update:
How could I forget the
Perl Cookbook. It's Chap 5 also has a short introduction to basic hashing, but then some simple to complex practical examples. We are so fortunate in Perldom for so many get resources.
—Brad
"A little yeast leavens the whole dough."
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