JSFiddle - React, Tailwind, and code Playground
HTML
<script src="https://code.jquery.com/ui/1.9.1/jquery-ui.js"></script>
<a id="link" href="#" title="Test">This link</a>
<br/>
<br/>
<br/>
<input type="button" name="Click" id="test"/>
JavaScript
$("#link").tooltip();
$("#link").on("click", function(){
$("#link").tooltip("option", "content", "new title");
});
$("#test").on("click", function(){ alert($("#link").attr("title")); })