https://github.com/cityssm/modern-julian-date

Converts a regular JavaScript date to the modern Julian date format YYYYDDD.
https://github.com/cityssm/modern-julian-date

banking date-format javascript julian julian-date modern-julian-date yyddd yyyyddd

Last synced: 27 days ago
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Converts a regular JavaScript date to the modern Julian date format YYYYDDD.

• Host: GitHub
• URL: https://github.com/cityssm/modern-julian-date
• Owner: cityssm
• License: mit
• Created: 2022-04-11T12:39:06.000Z (over 2 years ago)
• Default Branch: main
• Last Pushed: 2024-08-26T18:37:51.000Z (4 months ago)
• Last Synced: 2024-10-01T18:48:28.273Z (3 months ago)
• Topics: banking, date-format, javascript, julian, julian-date, modern-julian-date, yyddd, yyyyddd
• Language: TypeScript
• Homepage: https://www.npmjs.com/package/@cityssm/modern-julian-date
• Size: 193 KB
• Stars: 2
• Watchers: 1
• Forks: 0
• Open Issues: 2
• Metadata Files:
  • Readme: README.md
  • Contributing: CONTRIBUTING.md
  • License: LICENSE
  • Code of conduct: CODE_OF_CONDUCT.md
  • Security: SECURITY.md

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README

        
# Modern Julian Date

[![npm (scoped)](https://img.shields.io/npm/v/@cityssm/modern-julian-date)](https://www.npmjs.com/package/@cityssm/modern-julian-date)

[![DeepSource](https://app.deepsource.com/gh/cityssm/modern-julian-date.svg/?label=active+issues&show_trend=true&token=gVQq0XqtU1PZ2BWi_k-y1so9)](https://app.deepsource.com/gh/cityssm/modern-julian-date/)

[![Code Climate maintainability](https://img.shields.io/codeclimate/maintainability/cityssm/modern-julian-date)](https://codeclimate.com/github/cityssm/modern-julian-date)

[![codecov](https://codecov.io/gh/cityssm/modern-julian-date/graph/badge.svg?token=O2640MNNY0)](https://codecov.io/gh/cityssm/modern-julian-date)

Converts a regular JavaScript date to the modern Julian date format YYYYDDD,

commonly seen in banking applications.

## Getting Started

```sh

npm install @cityssm/modern-julian-date

```

## Usage

```javascript

import {

  fromModernJulianDate,

  toModernJulianDate,

  toShortModernJulianDate

} from "@cityssm/modern-julian-date";

/*

 * toModernJulianDate()

 * Returns date strings in YYYYDDD format.

 */

console.log( toModernJulianDate(new Date(2022, 1 - 1, 1)) );

// => '2022001'

console.log( toModernJulianDate(new Date(2022, 12 - 1, 31)) );

// => '2022365'

console.log( toModernJulianDate(new Date(2020, 12 - 1, 31)) );

// => '2020366'

/*

 * toShortModernJulianDate()

 * Returns date strings in YYDDD format.

 */

console.log( toShortModernJulianDate(new Date(2022, 1 - 1, 1)) );

// => '22001'

/*

 * fromModernJulianDate()

 * Returns Date objects.

 */

console.log( fromModernJulianDate('2020366') )

// => 'Thu Dec 31 2020 00:00:00 GMT-0500 (Eastern Standard Time)'

```