class Session implements

bool start() Starts the session. Return

class AttributeBag implements

string|null getContentType() Gets the format associated with the request.

string getName() Gets this bag's name.

add(string $type, string $message) Adds a flash message for type.

array all() Gets and clears flashes from the stack.

class ExtensionGuesser implements

MetadataBag

mixed remove(string $name) Removes an attribute.