This repository has been archived on 2023-08-20.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/parametric/SCRIPT

34 lines
531 B
Plaintext
Raw Normal View History

=================================================================
Logtalk - Object oriented extension to Prolog
Release 2.16.1
Copyright (c) 1998-2004 Paulo Moura. All Rights Reserved.
=================================================================
% some queries using the time and date parametric objects:
| ?- date(Year, Month, Day)::today.
Year = 2000
Month = 8
Day = 15
Yes
| ?- date(Year, _, _)::(today, \+ leap_year).
Year = 2002
yes
| ?- time(Hours, Mins, Secs)::now.
Hours = 13
Mins = 52
Secs = 42
Yes