js document

<html><head lang="en">
    <meta charset="UTF-8">
    <title></title>
</head>
<body>

<p>1111111</p>
<img src="img/img_01.jpg">
<a href="#">百度一下</a>
<p>22222</p>

<script>
  console.log(document.all);
</script>

</body></html>

打印结果：

HTMLAllCollection[10]0: html1: head2: meta3: title4: body5: p6: img7: a8: p9: scriptlength: 10__proto__: HTMLAllCollection
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原文地址：https://www.cnblogs.com/yintingting/p/4620464.html