Zeller's congruence is an algorithm devised by Christian Zeller to calculate the day of the week for any Julian or Gregorian calendar date. It can be considered to be based on the conversion between Julian day and the calendar date.
npm i zeller --saveThis module require three parameters for work and fourth for the language.
| Lang. | Abbr. |
|---|---|
| Catalan | ca |
| English | en |
| French | fr |
| Italian | it |
| Spanish | es |
| Portuguese | pt |
| Romanian | ro |
Basic example:
let ZellersCongruence = require("zeller");
console.log(ZellersCongruence(24, 2, 1955));let ZellersCongruence = require("zeller");
console.log(ZellersCongruence(24, 2, 1955, "es"));(MIT License)
Copyright 2017, franceskynov
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