JSFiddle - React, Tailwind, and code Playground

HTML

<p>Type something:</p>
<textarea></textarea>
<p>You typed:</p>
<div id="data"></div>

CSS

textarea {
    width: 100%;
    height: 10em;
}

JavaScript

var textarea=$("textarea");
var data=$("#data");

textarea.keypress(function() {
    data.text(textarea.val());
});