function defaultimport { default } from "https://deno.land/x/date_fns@v2.15.0/subDays/index.js"; default(dirtyDate, dirtyAmount)Examples// Subtract 10 days from 1 September 2014: var result = subDays(new Date(2014, 8, 1), 10) //=> Fri Aug 22 2014 00:00:00 ParametersdirtyDate the date to be changed dirtyAmount the amount of days to be subtracted. Positive decimals will be rounded using Math.floor, decimals less than zero will be rounded using Math.ceil.