JSFiddle - React, Tailwind, and code Playground

HTML

<div id="usingDiv">19</div>
<table>
    <td id="usingTD">21</td>
    <td id="2">two</td>
</table>

JavaScript

var divElement = document.getElementById("usingDiv");
alert(divElement.innerHTML);
var tdElement = document.getElementById("usingTD");
alert(tdElement.innerHTML);
alert(document.getElementById("2").innerHTML);