isSameQuarter
import { isSameQuarter } from "https://esm.sh/v135/date-fns@3.6.0/index.d.mts";@example
// Are 1 January 2014 and 8 March 2014 in the same quarter?
const result = isSameQuarter(new Date(2014, 0, 1), new Date(2014, 2, 8))
//=> true
@example
// Are 1 January 2014 and 1 January 2015 in the same quarter?
const result = isSameQuarter(new Date(2014, 0, 1), new Date(2015, 0, 1))
//=> false
function isSameQuarter<DateType extends Date>(dateLeft: DateType | number | string, dateRight: DateType | number | string): boolean;