mysql_pdo.class.php [Mike M. tutorial]

<?php
class Database extends PDO
    {
        private $db;
        public function Database($host, $user, $pass, $db) {
            try {
                $this->db = new PDO("mysql:dbname=".$db.";host=".$host.";", $user, $pass);
            } catch(PDOEXCEPTION $e) {
                die('An error has occurred! [Code: '.$e->getCode().']!<br/>More info: ['.$e->getMessage().']!');
            }
        }
        public function runQuery($query) {
            try{
                return $this->db->query($query);
            } catch(PDOEXCEPTION $e) {
                die('An error has occurred! [Code: '.$e->getCode().']!<br/>More info: ['.$e->getMessage().']!');
            }
        }
    }
?>