JSFiddle - React, Tailwind, and code Playground

by sungsoonz

HTML

<div id="test">
    <button class="btn" id="testBtn" name="testBtn" title="testBtn" onClick="OnTestClicked()">Test</button>
</div

CSS

.btn {}
.btn_clicked {background-color:red;}

JavaScript

var myBtn = document.getElementById("testBtn");
var myDiv = document.getElementById("test");
myBtn.addEventListener('click', OnTestClicked, false);

function OnTestClicked() {
    myDiv.btn = "btn_clicked";
}