jquery内容切换

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>jQuery 内容切换示例</title>
    <script src="https://code.jquery.com/jquery-3.6.0.min.js"></script>
    <style>
        .content {
            display: none;
        }
        .active {
            display: block;
        }
    </style>
</head>
<body>
    <button id="btn1">内容1</button>
    <button id="btn2">内容2</button>
    <div class="content active">这是内容1</div>
    <div class="content">这是内容2</div>

    <script>
        $(document).ready(function() {
            $('#btn1').click(function() {
                $('.content').removeClass('active');
                $('.content').eq(0).addClass('active');
            });

            $('#btn2').click(function() {
                $('.content').removeClass('active');
                $('.content').eq(1).addClass('active');
            });
        });
    </script>
</body>
</html>

$(document).ready(function() {
    $('#btn1').click(function() {
        $('.content').removeClass('active');
        $('.content').eq(0).addClass('active');
    });

    $('#btn2').click(function() {
        $('.content').removeClass('active');
        $('.content').eq(1).addClass('active');
    });
});