getFullYearbeginnerconst d = new Date(2024, 0, 15)
d.getFullYear() // β 2024Use getFullYear() to retrieve the four-digit year of a Date object in local time.
getFullYear() always returns a 4-digit year (unlike the deprecated getYear()).
Challenge: Verify that new Date(2000, 0, 1).getFullYear() returns 2000.