import { isThisMonth } from "https://deno.land/x/date_fns@v2.0.0-beta.2/index.js";
Examples
// If today is 25 September 2014, is 15 September 2014 in this month?
var result = isThisMonth(new Date(2014, 8, 15))
//=> true
// If today is 25 September 2014, is 15 September 2014 in this month? var result = isThisMonth(new Date(2014, 8, 15)) //=> true