JSFiddle - React, Tailwind, and code Playground

HTML

<form id='theForm' action="DISABLED" method="POST">
    <input type='text' />
    <input id='btnSubmit' type='submit' />
</form>
<div id='feedback'></div>

JavaScript

feedback = function (t) {
    $div = $("<div class='line'></div>");
    $div.html(t);
    $("#feedback").append($div);
};
$("#theForm").on("submit", function (e) {
    feedback("submit (canceled)");
    return false;
});
$("#btnSubmit").on("click", function (e) {
    feedback("click button");
});