3 useful things
Simplifies reading, setting, and deleting browser cookies
const cookies = {
set(name, value, days = 7) {
const expires = new Date();
expires.setTime(expires.getTime() + (days * 24 * 60 * 60 * 1000));Copies text to user's clipboard
async function copyToClipboard(text) {
try {
// Use modern Clipboard API
if (navigator.clipboard && window.isSecureContext) {Detects user device type and browser information
const device = {
// Detect device type
isMobile() {
return /Android|webOS|iPhone|iPad|iPod|BlackBerry|IEMobile|Opera Mini/i.test(navigator.userAgent);