jquery 左右选择框

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>jQuery 左右选择框</title>
    <script src="https://code.jquery.com/jquery-3.6.0.min.js"></script>
    <style>
        .select-box {
            width: 200px;
            height: 200px;
            border: 1px solid #ccc;
            overflow-y: auto;
            margin-bottom: 10px;
        }
    </style>
</head>
<body>
    <div class="select-box" id="source">
        <option value="1">选项1</option>
        <option value="2">选项2</option>
        <option value="3">选项3</option>
    </div>
    <button id="move-right">移到右边</button>
    <button id="move-left">移到左边</button>
    <div class="select-box" id="target"></div>

    <script>
        $(document).ready(function() {
            $('#move-right').click(function() {
                $('#source option:selected').appendTo('#target');
            });

            $('#move-left').click(function() {
                $('#target option:selected').appendTo('#source');
            });
        });
    </script>
</body>
</html>