jquery左右滑动图片

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>jQuery 左右滑动图片</title>
    <style>
        #slider {
            width: 600px;
            overflow: hidden;
            position: relative;
        }
        #slider ul {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
        }
        #slider li {
            min-width: 600px;
            height: 300px;
        }
    </style>
    <script src="https://code.jquery.com/jquery-3.6.0.min.js"></script>
</head>
<body>
    <div id="slider">
        <ul>
            <li><img src="image1.jpg" alt="Image 1"></li>
            <li><img src="image2.jpg" alt="Image 2"></li>
            <li><img src="image3.jpg" alt="Image 3"></li>
        </ul>
    </div>
    <button id="prev">Previous</button>
    <button id="next">Next</button>

    <script>
        $(document).ready(function() {
            var $slider = $('#slider ul');
            var $items = $slider.find('li');
            var itemWidth = $items.first().outerWidth(true);
            var numItems = $items.length;
            var currentIndex = 0;

            function moveToNextItem() {
                if (currentIndex < numItems - 1) {
                    currentIndex++;
                    $slider.animate({ 'left': -currentIndex * itemWidth }, 500);
                }
            }

            function moveToPrevItem() {
                if (currentIndex > 0) {
                    currentIndex--;
                    $slider.animate({ 'left': -currentIndex * itemWidth }, 500);
                }
            }

            $('#next').click(moveToNextItem);
            $('#prev').click(moveToPrevItem);
        });
    </script>
</body>
</html>