​x
 
<!DOCTYPE html>
<html>
<body>
<h1>HTML DOM NodeList</h1>
​
<p>Hello World!</p>
<p>Hello China!</p>
​
<p id="demo"></p>
​
<script>
const myNodelist = document.querySelectorAll("p");
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document.getElementById("demo").innerHTML = "第二段的 innerHTML 是：" + myNodelist[1].innerHTML;
​
</script>
​
</body>
</html>
​