JSFiddle - React, Tailwind, and code Playground
HTML
<table>
<tr class="here">
<td class="first">first</td>
<td class="next" par="http://google.com">next</td>
<td class="next" par="http://stackoverflow.com">next</td>
</tr>
</table>
JavaScript
var url = $('td.next:first').attr('par');
$('td.first').wrapInner('<a href="'+url+'">');