How can IMAP be used to filter out unread emails in PHP?

To filter out unread emails using IMAP in PHP, you can use the IMAP search function with the UNSEEN flag to only fetch unread emails from the server. This allows you to retrieve only the emails that have not been read by the user. 

$hostname = '{imap.example.com:993/imap/ssl}INBOX';
$username = 'your_email@example.com';
$password = 'your_password';

$inbox = imap_open($hostname, $username, $password) or die('Cannot connect to IMAP: ' . imap_last_error());

$emails = imap_search($inbox, 'UNSEEN');

if ($emails) {
    foreach ($emails as $email_number) {
        $email_structure = imap_fetchstructure($inbox, $email_number);
        // Process the unread email
    }
}

imap_close($inbox);

Keywords

IMAP filter unread emails PHP email management

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