leap-year

Check if a year is a leap year

Usage no npm install needed!

<script type="module">
  import leapYear from 'https://cdn.skypack.dev/leap-year';
</script>

README

leap-year

Check if a year is a leap year

Install

$ npm install leap-year

Usage

import isLeapYear from 'leap-year';

isLeapYear(2014);
//=> false

isLeapYear(2016);
//=> true

API

isLeapYear(year?)

year

Type: number
Default: Current year

isLeapYear(date?)

date

Type: Date Default: new Date()