jquery鼠标悬停图片

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>jQuery Hover Example</title>
    <script src="https://code.jquery.com/jquery-3.6.0.min.js"></script>
    <style>
        .hover-image {
            opacity: 1;
            transition: opacity 0.5s ease;
        }
        .hover-image:hover {
            opacity: 0.5;
        }
    </style>
</head>
<body>
    <img src="image.jpg" alt="Hover Image" class="hover-image">

    <script>
        $(document).ready(function() {
            $('.hover-image').mouseenter(function() {
                $(this).css('opacity', '0.5');
            }).mouseleave(function() {
                $(this).css('opacity', '1');
            });
        });
    </script>
</body>
</html>

$(document).ready(function() {
    $('.hover-image').mouseenter(function() {
        $(this).css('opacity', '0.5');
    }).mouseleave(function() {
        $(this).css('opacity', '1');
    });
});

.hover-image {
    opacity: 1;
    transition: opacity 0.5s ease;
}
.hover-image:hover {
    opacity: 0.5;
}