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<!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>