节点 - 02childNode - 《html-css-js》

childNodes—包含所有的子节点(不管文本还是元素都包含)
children —只会获取子节点

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
    <ul id="app">
        <li>hello world</li>
        <li>hello world</li>
        <li>hello world</li>
        <li>hello world</li>
    </ul>
    <script>
        // childNodes--包含所有的子节点(不管文本还是元素都包含)
        // children  --只会获取子节点
        var app =  document.getElementById("app");
        var childs = app.childNodes;
        var children = app.children;
        console.log(childs)
        console.log(children)
    </script>
</body>
</html>