<?php require_once 'visitor_database.php'; $pos = isset($_POST['pos']) ? htmlspecialchars($_POST['pos']) : ''; $db = new visitor_database(); echo $db->getNum($pos);
<?php require_once 'visitor_database.php'; $db = new visitor_database(); $pos = isset($_POST['pos']) ? htmlspecialchars($_POST['pos']) : ''; $num = $db->getNum($pos); echo $num;