lepu-test-platform-web/node_modules/es-abstract/5/DayFromYear.js

13 lines
323 B
JavaScript

'use strict';
var GetIntrinsic = require('../GetIntrinsic');
var $floor = GetIntrinsic('%Math.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);
};