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Purpose:
DB.pm implements the perl package HP200LX::DB which is intended
to provide a perl 5 interface for files in the generic database
format of the HP 200LX palmtop computer. The perl modules are
USAGE
use HP200LX::DB;
interface functions
$db= HP200LX::DB::openDB ($fnm) read database and return an DB object
$db= HP200LX::DB::new ($fnm) create database and return an DB object
$db->saveDB ($fnm) save DB object as a (new) file
array tie implementation to access database data records
tie (@dbd, HP200LX::DB, $db); access database data in array form
TIEARRAY stub to get an tie for the database
FETCH retrieve a record
STORE store a record
$db->get_last_index () return highest index
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