function defaultimport { default } from "https://deno.land/x/date_fns@v2.3.0/isLastDayOfMonth/index.js"; default(dirtyDate)Examples// Is 28 February 2014 the last day of a month? var result = isLastDayOfMonth(new Date(2014, 1, 28)) //=> true ParametersdirtyDate the date to check