Get started with dom4 CDN

MIT licensed

DOM4 JS: W3C DOM Level 3 API extension, offering functional, object-oriented document manipulation.

Tags:
  • DOM
  • Level 4
  • classList
  • CustomEvent
  • matches
  • DOM4

Stable version

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How to start using dom4 CDN


<!DOCTYPE html>
<html>
<head>
    <title>Get started with dom4 CDN - cdnhub.io</title>
    <script src="https://cdn.cdnhub.io/dom4/2.1.6/dom4.js"></script>
</head>
<body>
    <button id="myButton">Click me</button>

    <script>
        document.addEventListener('DOMContentLoaded', function() {
            const button = document.querySelector('#myButton');
            const observer = new DOMMutationObserver(function(mutationsList, observer) {
                if (mutationsList[0].type === 'childList') {
                    console.log('A new child has been added to the button:', mutationsList[0].target.childNodes[0]);
                }
            });

            observer.observe(button, { childList: true, subtree: true });

            button.addEventListener('click', function() {
                const newElement = document.createElement('span');
                newElement.textContent = 'New child';
                button.appendChild(newElement);
            });
        });
    </script>
</body>
</html>
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