previousSaturday
import { previousSaturday } from "https://esm.sh/v135/date-fns@3.6.0/index.d.mts";@example
// When is the previous Saturday before Jun, 20, 2021?
const result = previousSaturday(new Date(2021, 5, 20))
//=> Sat June 19 2021 00:00:00
function previousSaturday<DateType extends Date>(date: DateType | number | string): DateType;