| Tim van der Lippe | fdbd42e | 2020-04-07 14:14:36 | [diff] [blame] | 1 | 'use strict'; |
| 2 | |||||
| Tim van der Lippe | 2c89197 | 2021-07-29 15:22:50 | [diff] [blame] | 3 | var floor = require('./floor'); |
| Tim van der Lippe | fdbd42e | 2020-04-07 14:14:36 | [diff] [blame] | 4 | |
| Tim van der Lippe | 2c89197 | 2021-07-29 15:22:50 | [diff] [blame] | 5 | // https://262.ecma-international.org/5.1/#sec-15.9.1.3 |
| Tim van der Lippe | fdbd42e | 2020-04-07 14:14:36 | [diff] [blame] | 6 | |
| 7 | module.exports = function DayFromYear(y) { | ||||
| Tim van der Lippe | 2c89197 | 2021-07-29 15:22:50 | [diff] [blame] | 8 | return (365 * (y - 1970)) + floor((y - 1969) / 4) - floor((y - 1901) / 100) + floor((y - 1601) / 400); |
| Tim van der Lippe | fdbd42e | 2020-04-07 14:14:36 | [diff] [blame] | 9 | }; |
| 10 | |||||