npm_module_leap_year

node package https://www.npmjs.com/package/@octanium91/leap-year

* Return boolean true if year leap or false if year not leap
* @param {int} year - year in 4 numbers (eg. 1991 or 2020)
* @return {boolean} return boolean value

use:

``
import leapYear from '@octanium91/leap-year'

console.log("2021 is leap?", leapYear(2021))
``