쿼리 셀렉터

qs.js

export default function(query, target = document) {
	return target.querySelectorAll(query).length > 1 ? [...target.querySelectorAll(query)] : target.querySelector(query);
}

function $(query) {
	return (document.querySelectorAll(query).length >= 2
		? Array.from(document.querySelectorAll(query));
		: document.querySelector(query));
}