hertzg
hpore# GDate (GLib) style julian days to and from gregorian date converter Port of GLib functions to work with julian days, to convert between it and gregorian date. Library was initially developed to help a sister library node-xhb work with file generated by HomeBank
Install
npm install gdate-julianUsage
Import ESM style
import {dateToJulianDays, julianDaysToDate} from 'gdate-julian' Example
Here we show small example how to convert between Gregorian Date and Julian Days
More detailed examples can be found in tests in ./src/__tests__/date_conversion_spec.js
Gregorian Date to Julian Days
const julianDays = dateToJulianDays(new Date('1900-01-01T12:00:00Z'))
console.log(julianDays) // outputs 693596Julian Days to Gregorian Date
const gregorianDate = julianDaysToDate(693596)
console.log(gregorianDate) // outputs 1900-01-01T12:00:00ZTypeScript definitions
Project also includes type definitions for TypeScript in ./src/index.d.ts
License
The code provided here is based off GLib codebase, hence licenced under same LGPL.