![[Web front-end] Node.js quick start](https://img.php.cn/upload/course/000/000/067/662b5d34ba7c0227.png)
Correction status：Uncorrected
Teacher's comments：
Collection
Collection
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title><!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
<style>
table,th,td{
border: 1px solid #666;
}
table {
width: 500px;
text-align: center;
border-collapse: collapse;
}
table caption {
font-size: 1.2rem;
margin-bottom: 15px;
}
/* 这里必须在nth-of-type(1)前添加父元素,否则thead,tbody中的第一行都会生效 */
thead tr:nth-of-type(1) {
background-color: lightblue;
}
</style>
</head>
<body>
<table id="cart">
<caption>学习使我快乐</caption>
<thead>
<tr>
<th>编号</th>
<th>品名</th>
<th>数量</th>
<th>单价</th>
<th>编辑</th>
</tr>
<tbody></tbody>
</thead>
</table>
<script>
var data = [
{id: 1, name: '牛奶', count: 3, price: 50},
{id: 1, name: '苹果', count: 10, price: 80},
{id: 1, name: '衣服', count: 2, price: 600}
];
var cart = document.getElementById('cart'); //获取cart
var tobdy = cart.children[2]; 获取tobdy
data.forEach(function (value) {
var tr = document.createElement("tr"); //创建标签
tr.innerHTML = '<td>' + value.id + '</td>';
tr.innerHTML += '<td>' + value.name + '</td>';
tr.innerHTML += '<td>' + value.count + '</td>';
tr.innerHTML += '<td>' + value.price + '</td>';
tobdy.appendChild(tr); //插入tr
});
</script>
</body>
</html>点击 "运行实例" 按钮查看在线实例
