JSFiddle - React, Tailwind, and code Playground

JavaScript

var height,
    width,
    infoText = "",
    $span = $('<span></span>');

$('body').append($span);
$span.text(infoText);
height = $span.height();
width = $span.width();
$('body').append(' height: ' + height);
$('body').append(' width: ' + width);