<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
<style>
body {
font-family: "Microsoft YaHei", serif;
}
body, dl, dd, p, h1, h2, h3, h4, h5, h6 {
margin: 0;
}
ol, ul, li {
margin: 0;
padding: 0;
list-style: none;
}
img {
border: none
}
</style>
</head>
<body>
<div id="wrap">
123
<p>456</p>
789
<!--一段注释-->
</div>
<script>
// DOM document object model 文档对象模型
// HTML<<<<====DOM<<<<====JS(ES)
let oWrap = document.getElementById("wrap");
console.dir(oWrap);
console.log(oWrap.childNodes); //子节点
console.log(oWrap.childNodes[0]); //注意最后文本节点后边的注释
console.log(oWrap.childNodes[0].nodeName); //节点名称
console.log(oWrap.childNodes[0].nodeType); //节点类型 返回123...
console.log(oWrap.childNodes[0].nodeValue); //节点里边的东西
</script>
</body>
</html>
Python3Turtle