biobulkbende.org/node_modules/es-abstract/5/DayFromYear.js
2020-09-16 14:23:28 +02:00

11 lines
261 B
JavaScript

'use strict';
var floor = require('./floor');
// https://ecma-international.org/ecma-262/5.1/#sec-15.9.1.3
module.exports = function DayFromYear(y) {
return (365 * (y - 1970)) + floor((y - 1969) / 4) - floor((y - 1901) / 100) + floor((y - 1601) / 400);
};