object

# `date`

Date predicates.

Availability:
`logtalk_load(dates(loader))`
Author: Paulo Moura
Version: 2:3:0
Date: 2026-04-08
Compilation flags:
`static, context_switching_calls`
Implements:
`public` datep
Uses:
list
os
Remarks:
(none)
Inherited public predicates:
add_duration/3 after/2 before/2 compare_date_time/3 date_time_to_unix/2 day_of_year/2 day_of_year_date/3 days_in_month/3 duration_between/3 format_date_time/4 leap_year/1 local_to_utc/3 month_weekday_date/5 name_of_day/3 name_of_month/3 normalize_date_time/2 same_instant/2 subtract_duration/3 today/3 unix_to_date_time/2 utc_to_local/3 valid/3 valid_date_time/1 week_of_year_iso/2 weekday/2

## Public predicates

(no local declarations; see entity ancestors if any)

## Protected predicates

(no local declarations; see entity ancestors if any)

## Private predicates

(no local declarations; see entity ancestors if any)

## Operators

(none)