js屏蔽鼠标拖动图片

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Disable Image Drag</title>
    <style>
        img {
            width: 200px;
            height: auto;
        }
    </style>
</head>
<body>
    <img src="your-image-url.jpg" alt="Sample Image">

    <script>
        document.addEventListener('DOMContentLoaded', function() {
            var images = document.getElementsByTagName('img');
            for (var i = 0; i < images.length; i++) {
                images[i].addEventListener('mousedown', preventDrag);
                images[i].addEventListener('contextmenu', preventDrag);
            }

            function preventDrag(event) {
                event.preventDefault();
            }
        });
    </script>
</body>
</html>