if (!empty($_POST)) {
    foreach ($_POST as $guid => $status) {
        $sharedUrl[$guid] = shareSingleNote($guid);
     }
    $_SESSION['sharedUrls'] = $sharedUrl;
}
$links = $_SESSION['sharedUrls'];
        foreach (array_combine($_SESSION['notes_title'], $_SESSION['notes_guid']) as $title => $guid){
            if (!empty($links[$guid])){
                echo $title.": <a href='".$links[$guid]."'>".$links[$guid]."</a></br><br>";
        }
        }