Function beforeWithTransition

06.Router/basic/js/vue.js:1058–1062

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

(el, target, vm, cb)

   */

  function beforeWithTransition(el, target, vm, cb) {
    applyTransition(el, 1, function () {
      before(el, target);
    }, vm, cb);
  }

  /**
   * Remove with transition.