<script type="text/javascript"> /* * @license * Copyright (c) 2017 The Polymer Project Authors. All rights reserved. * This code may only be used under the BSD style license found at * http://polymer.github.io/LICENSE.txt * The complete set of authors may be found at * http://polymer.github.io/AUTHORS.txt * The complete set of contributors may be found at * http://polymer.github.io/CONTRIBUTORS.txt * Code distributed by Google as part of the polymer project is also * subject to an additional IP rights grant found at * http://polymer.github.io/PATENTS.txt */ /** * True if the custom elements polyfill is in use. */ var isCEPolyfill = window.customElements !== undefined && window.customElements.polyfillWrapFlushCallback !== undefined; /** * Reparents nodes, starting from `startNode` (inclusive

function add(a, b) {
  return a + b;
}