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

write($sessionId, $data) {@inheritdoc} Parameters

class PdoSessionHandler implements SessionHandlerInterface

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

class MemcacheSessionHandler implements SessionHandlerInterface

read($sessionId) {@inheritdoc} Parameters

write($sessionId, $data) {@inheritdoc} Parameters

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

class MongoDbSessionHandler implements SessionHandlerInterface

class NativeSessionHandler extends SessionHandler