# Functions
GetCartForVisitor loads cart for visitor or creates new one.
GetCartModel retrieves current InterfaceCart model implementation.
GetCartModelAndSetID retrieves current InterfaceCart model implementation and sets its ID to some value.
GetCurrentCart returns cart for current session or creates new one.
LoadCartByID loads cart data into current InterfaceCart model implementation.
# Constants
Package global constants.
Package global constants.
Package global constants.
Package global constants.
# Interfaces
InterfaceCart represents interface to access business layer implementation of cart object.
InterfaceCartItem represents interface to access business layer implementation of cart item object.