如何使用HTML5的<audio>标签嵌入音频文件

<script>
  var audio = document.getElementById('myAudio');

  function playAudio() {
    audio.play();
  }

  function pauseAudio() {
    audio.pause();
  }

  function setVolume(volume) {
    audio.volume = volume;
  }

  function setCurrentTime(time) {
    audio.currentTime = time;
  }
</script>

<audio id="myAudio" src="audiofile.mp3"></audio>

<button onclick="playAudio()">播放</button>
<button onclick="pauseAudio()">暂停</button>
<input type="range" min="0" max="1" step="0.1" oninput="setVolume(this.value)">
<input type="range" min="0" max="audio.duration" step="1" oninput="setCurrentTime(this.value)">