JSFiddle - React, Tailwind, and code Playground
HTML
<script src="http://code.jquery.com/jquery-2.2.4.js"></script>
<script src="https://code.jquery.com/jquery-2.2.4.js"></script>
<body>
<table>
<tr>
<td id="LastName">
<input type="text" value="Abner">
</td>
</tr>
</table>
</body>
JavaScript
$(document).ready(function() {
var name = $('#LastName').find('input').val()
console.log(name);
});