PDO Driver

function login($user,$pass) {
    $sql = "SELECT username,password FROM user WHERE username=:user and password=:pass";
    try {
        $db = getConnection();
        $stmt = $db->prepare($sql);
        $stmt->bindParam("username", $user);
        $stmt->bindParam("password", $pass);
        $stmt->execute(array(':username' => $user, ':password' => $pass));
        $db = null;
        echo '{"Report":{"Sukses"}}';
    } catch(PDOException $e) {
        echo '{"Report":{"Gagal"}}';
    }
}