JSFiddle - React, Tailwind, and code Playground
HTML
<span>Es ist Tag</span>
JavaScript
(function($) {
$(function() {
const hours = new Date().getHours();
const isDayTime = hours > 6 && hours < 20;
console.log(hours, isDayTime);
if (!isDayTime) {
$("span").text("Es ist Nacht");
} else {
$("span").text("Es ist Tag");
}
});
})(jQuery);