function defaultimport { default } from "https://deno.land/x/date_fns@v2.22.1/subISOWeekYears/index.ts"; default(dirtyDate: Date | number, dirtyAmount: number)Examples// Subtract 5 ISO week-numbering years from 1 September 2014: const result = subISOWeekYears(new Date(2014, 8, 1), 5) //=> Mon Aug 31 2009 00:00:00 ParametersdirtyDate: Date | number the date to be changed dirtyAmount: number the amount of ISO week-numbering years to be subtracted. Positive decimals will be rounded using Math.floor, decimals less than zero will be rounded using Math.ceil.