ymd-hms (npm): npm install ymd-hms
Keywords: yyyymmdd|yyyy/mm/dd|yyyy-mm-dd|mmddyyyy|mm/dd/yyyy|mm-dd-yyyy|ddmmyyyy|dd/mm/yyyy|dd-mm-yyyy|hhmmss|hhmm|date format|time format|add days|minus days|loop days|iterate days|string to date time datetime|string date subtract subtraction