[animate.css](https://daneden.github.io/animate.css/) ~~~ <div id="app"> <transition name="fade" enter-active-class="animated bounce" leave-active-class="animated shake"> <div v-if="isShow">hello world</div> </transition> <button @click="handleClick">切换</button> </div> ~~~ ~~~ var vm = new Vue({ data:{ isShow:false }, methods:{ handleClick(){ this.isShow = !this.isShow; } } }).$mount("#app") ~~~