import { default } from "https://deno.land/x/date_fns@v2.7.0/isLastDayOfMonth/index.js";
Examples
// Is 28 February 2014 the last day of a month?
var result = isLastDayOfMonth(new Date(2014, 1, 28))
//=> true
// Is 28 February 2014 the last day of a month? var result = isLastDayOfMonth(new Date(2014, 1, 28)) //=> true