setDate
import { setDate } from "https://esm.sh/v135/date-fns@3.6.0/index.d.mts";@example
// Set the 30th day of the month to 1 September 2014:
const result = setDate(new Date(2014, 8, 1), 30)
//=> Tue Sep 30 2014 00:00:00
function setDate<DateType extends Date>(date: DateType | number | string, dayOfMonth: number): DateType;