JSFiddle - React, Tailwind, and code Playground

HTML

<audio></audio>
<br>
<textarea id="test"></textarea>

CSS

textarea {
  height:10em;
  width:20em;
}

JavaScript

function id_(id)
{ 
 var r = false;
 if (document.getElementById(id))
 {
  r = document.getElementById(id);
 }
 return r;
}

for (var i in document.getElementsByTagName('audio')[0]) {
  id_('test').value = id_('test').value + '\n' +i;
}