1、根据数组中的值判断显示的class类名 <ins :class="{'vf-zheng':val=='1','vf-zhan':val=='3','vf-teyao':val=='2'}" v-for="val in item.tagArray"></ins>
<ins :class="{'vf-zheng':val=='1','vf-zhan':val=='3','vf-teyao':val=='2'}" v-for="val in item.tagArray"></ins>