小旋风SEO教程 TIY
编辑您的代码：
<html><head><script type="text/javascript"> function getEventTrigger(event) { x=event.target; alert("The id of the triggered element: " + x.id); } </script><link rel="canonical" href="https://www.xxfseo.com/w3c/tiy/t.asp-f=hdom_event_target.html" /></head><body ><p id="p1" onmousedown="getEventTrigger(event)"> Click on this paragraph. An alert box will show which element triggered the event.</p></body></html>
查看结果: