[Lazarus] DateDif function needed
Michael Van Canneyt
michael at freepascal.org
Sat Nov 9 19:41:33 CET 2013
On Sat, 9 Nov 2013, waldo kitty wrote:
> digging deeper to work directly with YearsBetween and MonthsBetween shows
> that they seem to be missing the usual "+0.5" generally used to ensure that
> rounding is properly handled...
You misunderstood these functions.
There is no rounding necessary. The routines are correct.
Only FULL years/months/day must be counted.
See the documentation in e.g.
If you want partial years counted, you need the *Span functions.
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