jquery 隐藏菜单

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>jQuery Hide Menu Example</title>
    <script src="https://code.jquery.com/jquery-3.6.0.min.js"></script>
    <style>
        #menu {
            background-color: #f1f1f1;
            padding: 10px;
            width: 200px;
        }
    </style>
</head>
<body>

<div id="menu">
    <ul>
        <li><a href="#">Home</a></li>
        <li><a href="#">About</a></li>
        <li><a href="#">Contact</a></li>
    </ul>
</div>

<button id="hideBtn">Hide Menu</button>

<script>
$(document).ready(function(){
    $("#hideBtn").click(function(){
        $("#menu").hide(); // 使用hide()方法隐藏菜单
    });
});
</script>

</body>
</html>