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How do I keep persistent data across program calls?

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How do I keep persistent data across program calls?

For some specific applications, you can use one of the DBM modules. See the AnyDBM_File manpage. More generically, you should consult the FreezeThaw, Storable, or Class::Eroot modules from CPAN.

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

Next: How do I print out or copy a recursive data structure?

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