vanillajs-browser-helpers/findByQuery.mjs

Collection of convenience code snippets (helpers) that aims to make it a little easier to work with vanilla JS in the browser

import isString from 'vanillajs-helpers/isString';
function findByQuery(elm, queries, first) {
    if (isString(elm) || Array.isArray(elm)) {
        first = queries;
        queries = elm;
        elm = document;
    }
    if (Array.isArray(queries)) {
        queries = queries.join(',');
    }
    const q = queries;
    return first
        ? elm.querySelector(q)
        : Array.from(elm.querySelectorAll(q));
}
export default findByQuery;