__unset function.
UR_Session::get
Get a session variable.
UR_Session::set
Set a session variable.
UR_Session::get_customer_id
get_customer_id function.
UR_Session
Handle data for the current customers session
UR_Session::__get
__get function.
UR_Session::__set
__set function.
UR_Session::__isset
__isset function.