JSFiddle - React, Tailwind, and code Playground
HTML
<!-- WHILE DO PHP -->
<table id="tbl_1">
<tr>
<td>
<!-- DADOS DO READER -->
</td>
</tr>
</table>
<div id="div_1" style=";">
Campo1: <input type="text"></input>
<br />
<input id="btn_1" type="button"value="Alterar"></input>
</div>
JavaScript
$(document).ready(function(){
$('#btn_1').click(function(e){
alert('Ok');
});
})