<html lang="en">
<head>
<meta charset="utf-8">
<title>JavaScript ES6 const Keyword</title>
</head>
<body>
<script>
const PI = 3.14;
console.log(PI); // 3.14
PI = 10; // error
</script>
<p><strong>Note:</strong> Please check out the browser console by pressing the f12 key on the keyboard.</p>
</body>
</html>