Date Vector or Serial Date Number to ISO 8601 Date String by Stephen Cobeldick

Convert a Date Vector/Number to an ISO 8601 Date String. Tokens control the date/time notation. (date, timestamp, datevec)

datestr8601(DVN,varargin)

ISO 8601 Date String to Serial Date Number by Stephen Cobeldick

Convert an ISO 8601 Date String to a Serial Date Number. Auto-detect or select timestamp style. (calendar date, date, datenum)

datenum8601(str,tok)