获取邮箱的邮件

public function read_email(){
        // Create PhpImap\Mailbox instance for all further actions
        $mailbox = new \PhpImap\Mailbox(
            '{imap.qq.com:993/imap/ssl}INBOX', // IMAP server and mailbox folder
            '[email protected]', // Username for the before configured mailbox
            '***********', // Password for the before configured username
            __DIR__, // Directory, where attachments will be saved (optional)
            'UTF-8' // Server encoding (optional)
        );

        try {
            // Get all emails (messages)
            // PHP.net imap_search criteria: http://php.net/manual/en/function.imap-search.php
            $mailsIds = $mailbox->searchMailbox('ALL');
        } catch(\PhpImap\Exceptions\ConnectionException $ex) {
            echo "IMAP connection failed: " . $ex;
            die();
        }
        // dd($mailsIds);
        // If $mailsIds is empty, no emails could be found
        if(!$mailsIds) {
            die('Mailbox is empty');
        }

        // Get the first message
        // If '__DIR__' was defined in the first line, it will automatically
        // save all attachments to the specified directory
        $mail = $mailbox->getMail($mailsIds[0]);

        // Show, if $mail has one or more attachments
        echo "\nMail has attachments? ";//是有有附件
        if($mail->hasAttachments()) {
            echo "Yes\n";
        } else {
            echo "No\n";
        }

        // Print all information of $mail
        dd($mail);

        // Print all attachements of $mail
        echo "\n\nAttachments:\n";
        dd($mail->getAttachments());//附件
    }