JSFiddle - React, Tailwind, and code Playground

HTML

<div ng-app>
<textarea id="textarea" ng-model="txt">
    
</textarea>

    <div>{{txt}}</div>

<button id='btn'>Reset textarea</button>
</div>

JavaScript

window.onload = function () {
document.getElementById('btn').onclick = function () {
    document.getElementById('textarea').value = ""; 
};
};