egyptian: Egyptian and Armenian calendar dates

In calcal: Calendrical Calculations

Egyptian and Armenian calendar dates

Description

The ancient Egyptian calendar is a 365-day solar calendar with 12 months of 30 days each, plus a 13th month of 5 days. The Armenian calendar is similar but has a different epoch and month names.

Usage

egyptian_date(year = integer(), month = integer(), day = integer())

armenian_date(year = integer(), month = integer(), day = integer())

as_egyptian(date)

as_armenian(date)

Arguments

year	Numeric vector of years
month	Numeric vector of months
day	Numeric vector of days
date	Vector of dates on some calendar

Value

An egyptian or armenian vector object

Examples

tibble::tibble(
  gregorian = gregorian_date(2025, 5, 1:10),
  egyptian = as_egyptian(gregorian),
  armenian = as_armenian(gregorian)
)

calcal documentation built on Feb. 25, 2026, 9:07 a.m.