SessionBagInterface

bool start() Starts the session storage.

ArrayIterator getIterator()

string getName() Gets this bag's name.

bool has(string $name) Checks if an attribute is defined.

mixed remove(string $name) Removes an attribute.

class Session implements

save() Force the session to be saved and closed. This method is generally not required for

bool has(string $name) Checks if an attribute is defined.

bool invalidate(int $lifetime = null) Invalidates the current session. Clears all session