html:

<a class="dropdown-toggle bgImg-priceWran " id="dropdownMenu1" data-toggle="dropdown" aria-haspopup="true" aria-expanded="true"></a>
<div class="dropdown-menu priceWarn_list" aria-labelledby="dropdownMenu1">
<h3 class="font-14">
<i class="text-title text-strong">消息提示</i>
<a>a1</a>
<a>a2</a>
<a class="noHide">a3</a>
</h3>
<ul class="list-unstyled">
<li>1</li>
<li>2</li>
</ul> </div>

js:

$('body').on('click', '.dropdown-menu .noHide', function (e) {
e.stopPropagation();
});
04-13 23:34