JSFiddle - React, Tailwind, and code Playground

HTML

<div id="LOCATION">


<ul>
<li><a href="#" >Location ancien</a></li>
<li><a href="#">Location neuf</a></li>
</ul>
</div>

CSS

.active{ border: solid 2px  blue;}

JavaScript

$('a').on('click', function(e){ e.preventDefault();
console.log('coucou')
$("#LOCATION a:contains('Location ancien')").parent().addClass('active');
})