Re: boost support for date/time handling?

From: andreas_huber69 (andreas_at_[hidden])
Date: 2001-12-19 01:26:49

> something a touch more complicated needs to be done.  In cases where
> there isn't a really good reason not to (e.g. storing a large 
amount of
> datetime data contraindicates this practice), I use a 
datetime_interval
> even when representing a basic unit of datetime (e.g. December 17, 
2001,
> if the resolution is days).  I think this keeps my code cleaner.
> 
> I don't really know why people don't treat datetime_interval as the
> fundamental abstraction, rather than datetime_instant.  Formerly the
> idea of a half-open range might have seemed a bit obscure, but that
> shouldn't be the case for today's C++ programmer.

Sorry, I'm not sure whether I understand. Would you use TWO 
datetime_instant objects (or one instant and one span?) to represent 
December 17, 2001? What advantage does this have? Please give an 
example.

Thanks,

Andreas