Function insertMultiDragClones

Sortable.js:3348–3357

* Insert multi-drag clones * @param {[Boolean]} elementsInserted Whether the multi-drag elements are inserted * @param {HTMLElement} rootEl

(elementsInserted, rootEl)

   * @param  {HTMLElement} rootEl
   */
  function insertMultiDragClones(elementsInserted, rootEl) {
    multiDragClones.forEach(function (clone, i) {
      var target = rootEl.children[clone.sortableIndex + (elementsInserted ? Number(i) : 0)];
      if (target) {
        rootEl.insertBefore(clone, target);
      } else {
        rootEl.appendChild(clone);
      }
    });
  }
  function removeMultiDragElements() {
    multiDragElements.forEach(function (multiDragElement) {
      if (multiDragElement === dragEl$1) return;