• website: https://formvalidation.io/

npm install @form-validation/bundle
npm install @form-validation/locales
npm install @form-validation/styles
npm install @form-validation/plugin-j

  <?php if ( defined('PAGE_OPTIONS') and in_array('formvalidation', PAGE_OPTIONS) ) { ?>
    <script src="/node_modules/@form-validation/bundle/lib/umd/popular.min.js"></script>
    <script src="/node_modules/@form-validation/locales/lib/umd/nl_BE.min.js"></script>
    <script src="/node_modules/@form-validation/plugin-bootstrap5/lib/umd/index.min.js"></script>
    <script src="/node_modules/@form-validation/"></script>
  <?php } ?>