如何修改商品库存数量

Kinley
2024-07-22 15:29·浏览量：232
Kinley
发布于 2024-07-22 15:29232浏览
要实现的效果是：每设置一个库存数量，然后就点击一次“修改”，但是这个循环操作有点问题，循环不管拿出来还是放进去都有问题，请大佬修改一下。
商品信息网页源代码：
<!DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>商品信息</title>
    <style>
        body {
            font-family: Arial, sans-serif;
            background-color: #f4f4f4;
            margin: 0;
            padding: 0;
            display: flex;
            justify-content: center;
            align-items: center;
            height: 100vh;
        }
        .container {
            background-color: #fff;
            padding: 20px;
            border-radius: 8px;
            box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
            width: 80%;
            max-width: 600px;
        }
        h1 {
            text-align: center;
            color: #333;
        }
        table {
            width: 100%;
            border-collapse: collapse;
            margin-top: 20px;
        }
        th, td {
            border: 1px solid #ddd;
            padding: 10px;
            text-align: left;
        }
        th {
            background-color: #f2f2f2;
        }
        .form-group {
            margin-bottom: 15px;
        }
        .form-group label {
            display: block;
            margin-bottom: 5px;
            color: #666;
        }
        .form-group select,
        .form-group input[type="text"] {
            width: 100%;
            padding: 10px;
            border: 1px solid #ddd;
            border-radius: 4px;
            box-sizing: border-box;
        }
        .confirm-button {
            background-color: #4CAF50;
            color: white;
            padding: 10px 20px;
            border: none;
            border-radius: 4px;
            cursor: pointer;
        }
        .confirm-button:hover {
            background-color: #45a049;
        }
        .message {
            text-align: center;
            color: green;
            margin-top: 20px;
        }
    </style>
</head>
<body>
    <div class="container">
        <h1>商品信息</h1>
        <div class="message"></div>
        <table>
            <thead>
                <tr>
                    <th>商品名称</th>
                    <th>发货方式</th>
                    <th>库存数量</th>
                    <th>操作</th>
                </tr>
            </thead>
            <tbody>
                <tr>
                    <td>示例商品1</td>
                    <td>
                        <select name="shippingMethod">
                            <option value="express">快递</option>
                            <option value="standard">标准快递</option>
                        </select>
                    </td>
                    <td>
                        <input type="text" name="stockQuantity" placeholder="输入数量">
                    </td>
                    <td>
                        <button class="confirm-button">修改</button>
                    </td>
                </tr>
                <tr>
                    <td>示例商品2</td>
                    <td>
                        <select name="shippingMethod">
                            <option value="express">快递</option>
                            <option value="standard">标准快递</option>
                        </select>
                    </td>
                    <td>
                        <input type="text" name="stockQuantity" placeholder="输入数量">
                    </td>
                    <td>
                        <button class="confirm-button">修改</button>
                    </td>
                </tr>
                <tr>
                    <td>示例商品3</td>
                    <td>
                        <select name="shippingMethod">
                            <option value="express">快递</option>
                            <option value="standard">标准快递</option>
                        </select>
                    </td>
                    <td>
                        <input type="text" name="stockQuantity" placeholder="输入数量">
                    </td>
                    <td>
                        <button class="confirm-button">修改</button>
                    </td>
                </tr>
            </tbody>
        </table>
    </div>
    <script>
        document.querySelectorAll('.confirm-button').forEach(function(button) {
            button.addEventListener('click', function() {
                // 在这里执行修改库存数量的操作
                console.log('库存数量已修改');
                var messageDiv = document.querySelector('.message');
                messageDiv.textContent = '修改成功';
                setTimeout(function() {
                    messageDiv.textContent = '';
                }, 1000);
            });
        });
    </script>
</body>
</html>