forward/1 — The Logtalk Handbook v3.47.0 documentation

# `forward/1`

## Description

    forward(Message)

User-defined method for forwarding unknown messages sent to an object (using the ::/2 control construct), automatically called by the runtime when defined. This method is declared in the forwarding built-in protocol as a public predicate. Note that you can make its scope protected or private by using, respectively, protected or private implementation of the `forwarding` protocol.

## Modes and number of proofs

    forward(+callable) - zero_or_more

## Errors

(none)

## Examples

    :- object(proxy,
        implements(forwarding),
        ...).

        forward(Message) :-
            % delegate unknown messages to the "real" object
            [real::Message].

See also

[]/1