监听多媒体事件 oncanplay
<video
oncanplay="this.play()"
muted="muted"
autoplay="autoplay"
loop="loop"
preload="auto"
width="100%"
height="auto"
data-setup="{}"
>
<source src="xxx.mp4" type="video/mp4">
<source src='xxx.webm' type='video/webm'>
<p>
To view this video please enable JavaScript, and consider upgrading to a web browser that
<a href="https://videojs.com/html5-video-support/" target="_blank">supports HTML5 video</a>
</p>
</video>
