Function appendWithTransition

06.Router/basic/js/vue.js:1043–1047

* Append with transition. * * @param {Element} el * @param {Element} target * @param {Vue} vm * @param {Function} [cb]

(el, target, vm, cb)

   */

  function appendWithTransition(el, target, vm, cb) {
    applyTransition(el, 1, function () {
      target.appendChild(el);
    }, vm, cb);
  }

  /**
   * InsertBefore with transition.