<html>
<body>
<video id="myVideo" width="320" height="240" controls>
<source src="movie.mp4" type="video/mp4">
<source src="movie.ogg" type="video/ogg">
您的浏览器不支持 video 标签。
</source></source></video><br>
<button onclick="enableAutoplay()" type="button">启用自动播放</button>
<button onclick="disableAutoplay()" type="button">禁用自动播放</button>
<button onclick="checkAutoplay()" type="button">查看自动播放状态</button>
<script>
var x = document.getElementById("myVideo");
function enableAutoplay()
{
x.autoplay = true;
x.load();
}
function disableAutoplay()
{
x.autoplay = false;
x.load();
}
function checkAutoplay()
{
alert(x.autoplay);
}
</script>
</body>
</html>