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

initialize(array $flashes) Initializes the Bag.

replace(array $attributes) Sets attributes.

string getStorageKey() Gets the storage key for this bag.

class SessionHandlerProxy extends

class MemcacheSessionHandler implements SessionHandlerInterface

array peek(string $type, array $default = array()) Gets flash messages for a given type.

mixed clear() Clears out data from bag.