//阻止单击事件继续传播
<a v-on:click.stop="doThis"></a>

//html
<button>关闭</button>

//js
$("button").on("click",function(){
 event.stopPropagation()
})

 <button>确认<www.cppcns.com/button>
 <div class=“cover”></div>
 .cover{
 position: fixed;
 width: 1http://www.cppcns.com0www.cppcns.com0%;
 height: 110%;
 z-index:999;
 //给遮罩层上添加这个属性即可，这是就可以穿透遮罩层，触发到确认按钮了VmyBELt
 pointer-events：none;
 }