Get the clicked tab page through the same class in jQuery

Judge which tab page is clicked

• ##jsp:

<ul class="nav nav-tabs">
     <li class="active">
     <a href="#tab-1" class="stability-test" data-marker="tab1" data-toggle="tab" aria-expanded="true">tab1</a>
      </li>
      <li class="">
<a href="#tab-2" class="stability-test" data-marker="tab2" data-toggle="tab"aria-expanded="false">tab2</a>
    </li>
 </ul>

• js:

 $('.stability-test').click(function(e) {
        var $this = $(e.target);
        marker = $this.data('marker');
    });

Another method is:

There is an index() event in jq to obtain the current position. The specific usage is as follows:

$(".class").click(function(){
    alert($(this).index());
})//这个弹出的就是点击的class是第几个

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