previousSunday
import { previousSunday } from "https://esm.sh/v135/date-fns@3.6.0/index.d.mts";@example
// When is the previous Sunday before Jun, 21, 2021?
const result = previousSunday(new Date(2021, 5, 21))
//=> Sun June 20 2021 00:00:00
function previousSunday<DateType extends Date>(date: DateType | number | string): DateType;