Пакет perl-Mail-Box: Информация

A Mail::Box::Manager creates Mail::Box objects. But you already knew,
because you started with the Mail::Box-Overview manual page. That page
is obligatory reading, sorry!
Mail::Box is the base class for accessing various types of mailboxes
(folders) in a uniform manner. The various folder types vary on how
they store their messages, but when some effort those differences could
be hidden behind a general API. For example, some folders store many
messages in one single file, where other store each message in a separate
file withing the same directory.
No object in your program will be of type Mail::Box: it is only used as
base class for the real folder types. Mail::Box is extended by