electerious

const debounce = function(fn, duration) {

	let timeout = null

	return (...args) => {

		clearTimeout(timeout)

		timeout = setTimeout(() => fn(...args), duration)

electerious

var countries = {
    AF: 'Afghanistan',
    AX: 'Aland Islands',
    AL: 'Albania',
    DZ: 'Algeria',
    AS: 'American Samoa',
    AD: 'Andorra',
    AO: 'Angola',
    AI: 'Anguilla',
    AQ: 'Antarctica',