Period is a fixed length of time.
Name of type concept copied from NodaTime.
This module has no concept of Months or Years which have variable lenghts of time. For that see Duration.
Return a Period representing date difference. date1 - date2.
If you add the result of this function to date2 with addend of 1 will return date1.
A Period.
Week is a convenience for users if they want to use it, it does just scale Day in functionality so is not strictly required.
DELTARECORD values are multiplied addend on application.
A multi granularity period delta.
All zero delta. Useful as a starting point if you want to set a few fields only.
Copyright (c) 2016 Robin Luiten
Add Period count to date.