period between
the calendar period between two datetimes
(datetime start, datetime end) -> dict
Returns a dict with long values on keys :years, :months, and :days, representing a calendar period between the given datetimes.
All values are negative if start is after end.
Returns nil if any argument is nil.
Parameters
| Name | Type | Description |
|---|---|---|
start |
datetime | Start point of time interval |
end |
datetime | End point of time interval |