标签：code active class 动态 div current pre vue dex
<div class="wrap" :class="{active:index==current}"></div>
<div class="wrap" :class="index==current？’active':''"></div>//或者标签：code active class 动态 div current pre vue dex
原文地址：https://www.cnblogs.com/chenluqing/p/11428916.html
