1var audio = new Audio("folder_name/audio_file.mp3");
2audio.play();

1var audio = new Audio('audio.mp3');
2  audio.play();

1<script>
2function play() {
3  var audio = new Audio('https://interactive-examples.mdn.mozilla.net/media/examples/t-rex-roar.mp3');
4  audio.play();
5}
6</script>
7<button onclick-"play();">PLAY MY AUDIO</button>

1let myAudioElement = new Audio('audio.mp3');
2myAudioElement.addEventListener("canplaythrough", event => {
3  /* the audio is now playable; play it if permissions allow */
4  myAudioElement.play();
5});

1document.getElementById('yourAudioTag').play();
2