摘要：
<div id="app6"> <div v-for="item in list">{{ item }}</div> </div> <script> const app6=new Vue({ el:'#app6', data:{ list:["1","2","3","4","5"] } }) </s 阅读全文
摘要：
<div id="app5"> <button @click="exchange(-5)">点我减五</button> <button @click="exchange(5)">点我加五</button> </div> <script> const app5=new Vue({ el:'#app5' 阅读全文