Fetch Oldest/Newest IMAP Email

Emails may be downloaded by sequence number. Assuming the selected mailbox is not empty, the oldest email is at sequence number 1, and the newest email is at sequence number N. The FetchSingle method may be used to download by sequence number.

 Chilkat Perl Module Downloads for Windows, Linux, and MAC OS X

use chilkat();

$imap = new chilkat::CkImap();

#  Anything unlocks the component and begins a fully-functional 30-day trial.
$success = $imap->UnlockComponent("Anything for 30-day trial");
if ($success != 1) {
    print $imap->lastErrorText() . "\n";
    exit;
}

#  Connect to an IMAP server.
$success = $imap->Connect("mail.testemail.net");
if ($success != 1) {
    print $imap->lastErrorText() . "\n";
    exit;
}

#  Login
$success = $imap->Login("***","***");
if ($success != 1) {
    print $imap->lastErrorText() . "\n";
    exit;
}

#  Select an IMAP mailbox
$success = $imap->SelectMailbox("Inbox");
if ($success != 1) {
    print $imap->lastErrorText() . "\n";
    exit;
}

#  After selecting a mailbox, the NumMessages property
#  contains the number of emails in the selected mailbox.

$n = $imap->get_NumMessages();

if ($n > 0) {

    #  The oldest email is always at sequence number 1.
    $isUid = 0;

    # oldestEmail is a CkEmail
    $oldestEmail = $imap->FetchSingle(1,$isUid);
    if (!($oldestEmail eq null )) {

        #  Display the From and Subject
        print $oldestEmail->fromAddress() . "\r\n";
        print $oldestEmail->subject() . "\r\n";

        print "--" . "\r\n";

    }

    #  The newest email is at sequence number N:

    # newestEmail is a CkEmail
    $newestEmail = $imap->FetchSingle($n,$isUid);
    if (!($newestEmail eq null )) {

        #  Display the From and Subject
        print $newestEmail->fromAddress() . "\r\n";
        print $newestEmail->subject() . "\r\n";

    }

}

#  Disconnect from the IMAP server.
$imap->Disconnect();