19 lines
301 B
JavaScript
Executable file
19 lines
301 B
JavaScript
Executable file
'use strict';
|
|
|
|
var modulo = require('./modulo');
|
|
|
|
// https://262.ecma-international.org/5.1/#sec-15.9.1.3
|
|
|
|
module.exports = function DaysInYear(y) {
|
|
if (modulo(y, 4) !== 0) {
|
|
return 365;
|
|
}
|
|
if (modulo(y, 100) !== 0) {
|
|
return 366;
|
|
}
|
|
if (modulo(y, 400) !== 0) {
|
|
return 365;
|
|
}
|
|
return 366;
|
|
};
|