第一種ES6新語法includes()
arr另外一個(gè)數(shù)組跟item,index比較
<li v-for="(item, index) in examSeat" :key="index">
<section>
<img :src="arr.includes(index+1)?SureLocaitionImg:locaitionImg" alt="" />
<span>{{ item >= 10 ? "" : 0 }}{{item}}</span>
</section>
</li>
第一種ES6新語法indexOf()
<section>
<img :src="arr.indexOf(index+1)!= -1?SureLocaitionImg:locaitionImg" alt="" />
<span>{{ item >= 10 ? "" : 0 }}{{item}}</span>
</section>
</li>