JSFiddle - React, Tailwind, and code Playground

HTML

<table id="cloningTable">
    <tr >
        <td><input name="row1" ></td>
    </tr>
</table>

<div id="clone">CLONE</div>

JavaScript

$("#clone").click(function() {
    $("#cloningTable tr:last").after($("#cloningTable input:last").clone());
    $("#cloningTable tr:last").attr("name", "input" + $("#cloningTable input").length);
});