vanillajs-browser-helpers/findByClass.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';
import findUniqueNodeCollection from './findUniqueNodeCollection';
const byCn = (elm) => (cn) => elm.getElementsByClassName(cn);
function findByClass(elm, classNames) {
    if (isString(elm) || Array.isArray(elm)) {
        [elm, classNames] = [document, elm];
    }
    return findUniqueNodeCollection(classNames, byCn(elm));
}
export default findByClass;