This repository has been archived on 2023-08-20. You can view files and clone it, but cannot push or open issues or pull requests.
yap-6.3/Logtalk/examples/instmethods/SCRIPT

43 lines
935 B
Plaintext
Raw Normal View History

=================================================================
Logtalk - Object oriented extension to Prolog
Release 2.20.1
Copyright (c) 1998-2004 Paulo Moura. All Rights Reserved.
=================================================================
% start by loading the example:
| ?- logtalk_load(loader).
...
% instance1 definition for method "method" is found in its class:
| ?- instance1::method.
This is the default definition for the method, stored in class root.
yes
% instance2 overrides definition of method "method"
| ?- instance2::method.
This is an overriding definition stored in the instance2 instance itself.
yes
% instance3 specializes definition of method "method"
| ?- instance3::method.
This is a specializing definition stored in the instance3 instance itself.
It makes a super call to execute the default definition:
This is the default definition for the method, stored in class root.
yes