​x
 
<!DOCTYPE html>
<html>
<body>
​
<p>本例使用 addEventListener() 方法将 "dblclick" 事件附加到 p 元素。</p>
​
<p id="demo">双击我</p>
​
<script>
document.getElementById("demo").addEventListener("dblclick", myFunction);
​
function myFunction() {
  document.getElementById("demo").innerHTML = "I was double-clicked!";
}
</script>
​
</body>
</html>
​