date-easter

What is date-easter?

The date-easter npm package is designed to calculate the date of Easter for a given year. It provides functionality to determine the date of Easter Sunday based on different calendar systems, such as the Gregorian and Julian calendars.

What are date-easter's main functionalities?

Calculate Easter Date (Gregorian Calendar)

This feature allows you to calculate the date of Easter Sunday for a given year using the Gregorian calendar. The code sample demonstrates how to use the `gregorianEaster` function to get the date of Easter in 2023.

const easter = require('date-easter');
const year = 2023;
const easterDate = easter.gregorianEaster(year);
console.log(`Easter in ${year} is on: ${easterDate}`);

Calculate Easter Date (Julian Calendar)

This feature allows you to calculate the date of Easter Sunday for a given year using the Julian calendar. The code sample demonstrates how to use the `julianEaster` function to get the date of Easter in 2023 according to the Julian calendar.

const easter = require('date-easter');
const year = 2023;
const easterDate = easter.julianEaster(year);
console.log(`Easter in ${year} (Julian) is on: ${easterDate}`);

Other packages similar to date-easter

date-fns

date-fns is a comprehensive library for working with dates in JavaScript. While it does not specifically focus on calculating Easter dates, it provides a wide range of utilities for date manipulation and formatting. It can be used in conjunction with custom logic to calculate Easter dates.

moment

Moment.js is a popular library for parsing, validating, manipulating, and formatting dates in JavaScript. Similar to date-fns, it does not have built-in functionality for calculating Easter dates but offers extensive date manipulation capabilities that can be used to implement such calculations.

easter-date

easter-date is another npm package specifically designed to calculate the date of Easter Sunday. It provides similar functionality to date-easter, allowing users to determine the date of Easter for a given year using both the Gregorian and Julian calendars.

README

dates-easter

Calculates Easter for a given year

Synopsis

var easter = require('dates-easter')
easter.easter(2015)     // new Date('2016-03-27')
easter.gregorianEaster(new Date('2015-01-01'))
                        // new Date('2016-03-27')

Description

easter

Shortcut for gregorianEaster.

gregorianEaster

Returns the date of Gregorian Easter for a given year.

References

• Date::Easter Perl Package https://metacpan.org/pod/Date::Easter Rich Bowen [e-mail]
• http://www.chariot.net.au/~gmarts/eastcalc.htm
• https://de.wikipedia.org/wiki/Gau%C3%9Fsche_Osterformel

License

Copyright (c) 2015 commenthol

Software is released under MIT.