385035f2a5
git-svn-id: https://yap.svn.sf.net/svnroot/yap/trunk@1196 b08c6af1-5177-4d33-ba66-4b1c6b8b522a
40 lines
609 B
Plaintext
40 lines
609 B
Plaintext
=================================================================
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Logtalk - Object oriented extension to Prolog
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Release 2.22.1
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Copyright (c) 1998-2004 Paulo Moura. All Rights Reserved.
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=================================================================
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% start by loading the example:
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| ?- logtalk_load(parametric(loader)).
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...
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% some queries using the time and date parametric objects:
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| ?- date(Year, Month, Day)::today.
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Year = 2000
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Month = 8
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Day = 15
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Yes
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| ?- date(Year, _, _)::(today, \+ leap_year).
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Year = 2002
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yes
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| ?- time(Hours, Mins, Secs)::now.
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Hours = 13
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Mins = 52
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Secs = 42
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Yes
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