zevwl

const MONTHS = {
  jan: 'January',
  feb: 'February',
  mar: 'March',
  apr: 'April',
  may: 'May',
  jun: 'June',
  jul: 'July',
  aug: 'August',
  sep: 'September',

zevwl

<div class="custom-file">
  <input type="file" class="custom-file-input" id="file" name="file">
  <label for="file" class="custom-file-label">File</label>
</div>

<script>
  // Helper function
  const addFileNameToLabel = file => {
    const fileName = file.target.files[0].name
    const customLabel = file.target.nextElementSibling

zevwl

const MILLISECONDS_IN_DAY = 864e+5

zevwl

function isPrime(num) {
  if (num > 1) {
    for (let i = 2; i < num; i++) {
      if (num % i === 0) {
        console.log(`${num} is not a prime number`)
        console.log(`${i} * ${num / i} is ${num}`)
        return false
      }
    }
    console.log(`${num} is a prime number`)

zevwl

(function() {
  'use strict';

  // Store initial title to prevent apending to already modified title
  const docTitle = document.title;

  let lastUnreadCount;

  // Calling this function will do the work
  function checkForUnread() {