import { setMonth } from "https://deno.land/x/date_fns@v2.0.0-alpha.35/index.js";
Examples
// Set February to 1 September 2014:
var result = setMonth(new Date(2014, 8, 1), 1)
//=> Sat Feb 01 2014 00:00:00
// Set February to 1 September 2014: var result = setMonth(new Date(2014, 8, 1), 1) //=> Sat Feb 01 2014 00:00:00