imap_expunge Delete all messages marked for deletion &reftitle.description; boolimap_expunge IMAP\Connectionimap Deletes all the messages marked for deletion by imap_delete, imap_mail_move, or imap_setflag_full. &reftitle.parameters; &imap.imap-parameter.imap; &reftitle.returnvalues; Returns &true;. &reftitle.changelog; &Version; &Description; &imap.changelog.imap-param;