import { default } from "https://deno.land/x/date_fns@v2.5.1/subMonths/index.js";
Examples
// Subtract 5 months from 1 February 2015:
var result = subMonths(new Date(2015, 1, 1), 5)
//=> Mon Sep 01 2014 00:00:00
// Subtract 5 months from 1 February 2015: var result = subMonths(new Date(2015, 1, 1), 5) //=> Mon Sep 01 2014 00:00:00