/**
* Copyright (c) 2000-present Liferay, Inc. All rights reserved.
*
* This library is free software; you can redistribute it and/or modify it under
* the terms of the GNU Lesser General Public License as published by the Free
* Software Foundation; either version 2.1 of the License, or (at your option)
* any later version.
*
* This library is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
* details.
*/
/**
* Returns a DOM element or elements in a form.
* @param {!Element} form The form DOM element
* @param {!string} elementName The name of the DOM element
* @return {Element|NodeList|null} The DOM element or elements in the form, with
* the given name
* @review
*/
export default function getFormElement(form, elementName) {
let formElement = null;
if (
form !== undefined &&
form.nodeName === 'FORM' &&
typeof elementName === 'string'
) {
const ns = form.dataset.fmNamespace || '';
formElement = form.elements[ns + elementName] || null;
}
return formElement;
}