jquery加入收藏

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>加入收藏示例</title>
    <script src="https://code.jquery.com/jquery-3.6.0.min.js"></script>
</head>
<body>
    <button id="add-to-favorites">加入收藏</button>

    <script>
        $(document).ready(function() {
            $('#add-to-favorites').click(function() {
                if (window.sidebar && window.sidebar.addPanel) { // Firefox
                    window.sidebar.addPanel(document.title, window.location.href, "");
                } else if (window.external && ('AddFavorite' in window.external)) { // Internet Explorer
                    window.external.AddFavorite(location.href, document.title);
                } else if (window.opera && window.print) { // Opera
                    return true;
                } else { // Other browsers (Chrome, Safari)
                    alert('请按 Ctrl+D 手动添加到收藏夹。');
                }
            });
        });
    </script>
</body>
</html>