<!DOCTYPE html>
<html>
<body>
<h1>JavaScript 类型化数组</h1>
<h2>fill() 方法</h2>
<p id="demo"></p>
<script>
const myArr = new Int16Array(10);
myArr.fill(200);
document.getElementById("demo").innerHTML = myArr;
</script>
</body>
</html>