| Allegro CL version 9.0 Unrevised from 8.2 to 9.0. 8.2 version | ||||||||||
The class of a duration object. The function duration creates duration objects.
A duration is a length of time, without a specified beginning or
end. The time-interval class has a duration object as one
of its slot values, and also a start and an end.
The readers for duration are:
See also the functions time-interval, add-duration, and subtract-duration.
See date-time.htm for information on support in Allegro CL for parsing and generating time expressions using the ISO 8601 standard. See particularly the section Adding/Subtracting Durations.
Copyright (c) 1998-2019, Franz Inc. Oakland, CA., USA. All rights reserved.
This page was not revised from the 8.2 page.
Created 2012.5.30.
| Allegro CL version 9.0 Unrevised from 8.2 to 9.0. 8.2 version | ||||||||||