See http://perl101.org/hashes.html, for example. (There are many other webpages that one can visit to get similar tutorials. This one was #3 in the list of search results when I Googled "hashes perl".)
Hashes. They are simple. I give it a key, I get back a value. Very fast.
In reply to Re^19: Addional "year" matching functionality in word matching script
by Cow1337killr
in thread Addional "year" matching functionality in word matching script
by bms9nmh
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