JSFiddle - React, Tailwind, and code Playground

by NerfAnarchist

HTML

<textarea></textarea>

CSS

textarea {
    width: 100%;
}

JavaScript

// growing textarea

$('textarea').on('keydown', function (event) {
                $('textarea').height(0).height($('textarea')[0].scrollHeight);
});
$('textarea').on('keyup', function () {
                $('textarea').height(0).height($('textarea')[0].scrollHeight);
});