​x
 
<!DOCTYPE html> 
<html> 
<body> 
​
<audio id="myAudio" controls>
  <source src="/i/audio/song.mp3" type="audio/mpeg">
  <source src="/i/audio/song.ogg" type="audio/ogg">
  您的浏览器不支持 audio 元素。
</audio><br><br>
​
<button onclick="enableMute()" type="button">静音</button>
<button onclick="disableMute()" type="button">打开声音</button>
<button onclick="checkMute()" type="button">检查静音状态</button>
​
<script>
var x = document.getElementById("myAudio");
​
function enableMute() { 
  x.muted = true;
} 
​
function disableMute() { 
  x.muted = false;
}
 
function checkMute() { 
  alert(x.muted);
} 
</script> 
​
</body> 
</html>
​