<div class="popup"> <span @click="ChangeOrders(index)" >点击显示</span><!--index是循环数组的下标 -->
<div class="ordermsg popuptext" v-if="msgShow==index">
<span>选项一</span>
<span>选项二</span>
<span >选项三</span>
</div>
</div>
data(){
return{
msgShow:-1
}
}
methods:{
ChangeOrders(index){
this.msgShow = this.msgShow == index ? -2 : index;//判断条件，点击显示，再次点击隐藏
},
},
原文：https://www.cnblogs.com/rouyhx/p/14919829.html