​x
 
<!DOCTYPE html> 
<html> 
<body> 
​
<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">检查自动播放状态</button>
<br>
<video id="video1" controls="controls">
  <source src="/example/html5/mov_bbb.mp4" type="video/mp4">
  <source src="/example/html5/mov_bbb.ogg" type="video/ogg">
  Your browser does not support HTML5 video.
</video>
​
<script>
myVid=document.getElementById("video1");
function enableAutoplay()
  { 
  myVid.autoplay=true;
  myVid.load();
  } 
function disableAutoplay()
  { 
  myVid.autoplay=false;
  myVid.load();
  } 
function checkAutoplay()
  { 
  alert(myVid.autoplay);
  } 
</script> 
​
<p>Video courtesy of <a href="http://www.bigbuckbunny.org/" target="_blank">Big Buck Bunny</a>.</p>
​
</body> 
</html>
​