string getId() Gets the session ID. Return

bool start() Starts the session. Return

registerBag(

bool isStarted() Checks if the session is started.

stampNew(int $lifetime = null) Stamps a new session's metadata.

class WriteCheckSessionHandler implements SessionHandlerInterface

SessionBagInterface

open($savePath, $sessionName) {@inheritdoc}

setAll(array $messages) Sets all flash messages.

clear() Clears all attributes.