import { formatDistanceToNow } from "npm:date-fns";
const xMas = new Date("2024-12-25");
console.log(`Christmas is ${formatDistanceToNow(xMas, { addSuffix: true })}`);

deno run -A ./main.ts
Christmas is in 17 days

formatDistanceToNow(addDays(new Date(),3), { addSuffix: true }); // in 3 days
formatDistanceToNow(addDays(new Date(),-3), { addSuffix: true }); // 3 days ago
format(new Date(),'yyyy-M-dd'); // 2024-12-08

import { formatRelative, addHours, addDays } from "npm:date-fns";
import { sv, enUS } from "npm:date-fns/locale";

console.log(
  formatRelative(addHours(new Date(), 1), new Date(), { locale: sv })
);

console.log(
  formatRelative(addDays(new Date(), 1), new Date(), { locale: enUS })
);

deno run -A ./main.ts
# idag kl. 21:09
# tomorrow at 8:09 PM