! Aware to Perl: How can I use a reference as a hash key?

How can I use a reference as a hash key?

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You can't do this directly, but you could use the standard Tie::Refhash module distributed with perl.

Source: Perl FAQ: Data Manipulation
Copyright: Copyright (c) 1997 Tom Christiansen and Nathan Torkington.

(Corrections, notes, and links courtesy of RocketAware.com)

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