javascript实现动态添加内容_实现写一个js对象商品类(名称、价格、数量)、三个文本框输入提交后自动添加到动态-优快云博客

本文链接：https://blog.youkuaiyun.com/qq_45624685/article/details/118517055

javascript实现动态添加内容

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<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title>动态添加数据</title>
		<style>
			* {
				margin: 0px;
				padding: 0px;
			}

			.bodier {
				border: 1px solid;
				width: 800px;
				margin: 0 auto;
			}

			table {
				width: 100%;
				text-align: center;
			}

			tr {
				height: 80px;
			}
		</style>
	</head>
	<body>

		<div class="bodier">
			<table border=1px cellpadding=10px cellspacing=0>
				<tr>
					<th>序号</th>
					<th>商品名称</th>
					<th>单价</th>
				</tr>
			</table>
		</div>
		<script>
			let json1 = {
				"code": 200,
				"msg": "success",
				"data": [{
						"id": 1,
						"shoping": "连衣裙",
						"price": 50
					},
					{
						"id": 2,
						"shoping": "裤子",
						"price": 100
					},
					{
						"id": 3,
						"shoping": "鞋子",
						"price": 50
					},
					{
						"id": 4,
						"shoping":"T血",
						"price":60
					}
				]
			}
			//获取table元素
			let table = document.getElementsByTagName("table")[0];
			//循环添加json格式中的内容
			let data = json1.data;
			// console.log(data);
			for (let i = 0; i < data.length; i++) {
				//创建元素
				let tr = document.createElement("tr");
				let td1 = document.createElement("td");
				let td2 = document.createElement("td");
				let td3 = document.createElement("td");
				let text1 = document.createTextNode(data[i].id);
				let text2 = document.createTextNode(data[i].shoping);
				let text3 = document.createTextNode(data[i].price);			
				td1.appendChild(text1);
				td2.appendChild(text2);
				td3.appendChild(text3);
				tr.appendChild(td1);
				tr.appendChild(td2);
				tr.appendChild(td3);
				table.appendChild(tr);
			}
		</script>

	</body>
</html>