import moment.Moment; public class Main { public static void main(String[] args) { Moment now = Moment.now(); Moment date = Moment.parse("2022-01-01"); Moment future = date.add(1, Moment.Unit.YEAR); String formattedDate = date.format("yyyy-MM-dd"); } } moment.defaultFormat=yyyy-MM-dd moment.defaultTimeZone=Asia/Shanghai moment.defaultLocale=zh_CN