odin-js-fundamentals-part-4/node_modules/es-abstract/2016/WeekDay.js

11 lines
208 B
JavaScript

'use strict';
var Day = require('./Day');
var modulo = require('./modulo');
// https://262.ecma-international.org/5.1/#sec-15.9.1.6
module.exports = function WeekDay(t) {
return modulo(Day(t) + 4, 7);
};