bool isValidId(string $id) Determine if this is a valid session ID.

string|null previousUrl() Get the previous URL from the session.

isStarted() {@inheritdoc}

void now(string $key, mixed $value) Flash a key / value pair to the session

mixed driver(string $driver = null) Get a driver instance.

save() {@inheritdoc}

Encrypter getEncrypter()

bool hasOldInput(string $key = null) Determine if the session contains

OutputInterface getOutput() Get the output implementation.

void __construct(string $name, SessionHandlerInterface $handler, string|null $id =