​x
 
<!DOCTYPE html>
<html>
<body>
<h1>Document 对象</h1>
​
<h2>scripts 属性</h2>
​
<script id="myFirstScript">
document.write("Hello World!");
</script>
​
<p>显示每个脚本元素的 id：</p>
​
<p id="demo"></p>
​
<script id="mySecondScript">
const collection = document.scripts;
let text = "";
for (let i = 0; i < collection.length; i++) {
  text += collection[i].id + "<br>";
}
document.getElementById("demo").innerHTML = text;
</script>
​
</body>
</html>
​