JSFiddle - React, Tailwind, and code Playground

by Researcher

HTML

<!doctype html>
<html>
<head>
    <meta charset=utf-8>
    <title></title>
    <style>
    ul li { color: red;}
    .emphasis { color: green;}
    </style>
    
</head>
<body>

<ul>
    <li>hello</li>
    <li>hello 2</li>
    <li>hello 3</li>
</ul>

<!--script src="https://ajax.googleapis.com/ajax/libs/jquery/1.7.1/jquery.js"></script-->

<!--script>
    jQuery('ul li').addClass('emphasis');
    $('ul li').addClass('emphasis');
</script-->

</body>
</html>

JavaScript

//Hello jQuery

//jQuery('ul li').addClass('emphasis');

var $ui_li = $('ul li');
window.console && console.log($ui_li);

$('ul li').addClass('emphasis');