JSFiddle - React, Tailwind, and code Playground
by kidino
HTML
<script id="tpl"><tr><td></td></tr></script>
<button>add row</button>
<table width="100%" border="1">
<tr>
<td>the table</td>
</tr>
</table>
JavaScript
var counter = 0;
$("button").on('click', function(){
counter++;
$('table').append( $('#tpl').html() );
$('table tr:last-child>td').html(counter);
});