JSFiddle - React, Tailwind, and code Playground

HTML

<script src="http://ajax.googleapis.com/ajax/libs/jquery/1.8.3/jquery.min.js"></script>
<form id="myForm">
    <input id="oknovo" type="submit" value="OK & Novo" />
    <input id="okfechar" type="submit" value="OK & Fechar" />
</form>

JavaScript

var botao;
$(document).ready(function () {
    
    $("#myForm input[type=submit]").click(function (event) {
        
        botao = $(this).attr('id');
        alert("id é " + botao);
    });
}