JSFiddle - React, Tailwind, and code Playground
HTML
<table id="maintable" border="1">
<tr>
<td>ROWS</td>
</tr>
<tr>
<td>ROWS</td>
</tr>
<tr>
<td>ROWS</td>
</tr>
</table>
<input type="button" value="add" id="addRows" />
JavaScript
$(function () {
$("#addRows").click(function () {
$("#maintable").append("<tr> <td> New Row</td> </tr>")
});
})