​x
 
<!DOCTYPE html>
<html>
<body>
​
<p>本例使用 addEventListener() 方法在窗口对象上附加 "resize" 事件。</p>
​
<p>请尝试调整浏览器窗口的大小。</p>
​
<p>Window resized <span id="demo">0</span> times.</p>
​
<script>
window.addEventListener("resize", myFunction);
​
var x = 0;
function myFunction() {
  var txt = x += 1;
  document.getElementById("demo").innerHTML = txt;
}
</script>
​
</body>
</html>
​