[Lazarus] DateDif function needed

[Reimar Grabowski]

On Thu, 14 Nov 2013 07:56:16 +0100
Patrick Chevalley <pch at ap-i.net> wrote:

> All this efforts are to bypass the problem with the calendar year (the 
> one you mention) because it is sometime 365 and sometime 366 days. This 
> is a totally unacceptable definition when you need an homogeneous time 
> scale.
> 
> So all depend of the use you need for your application  and it must be 
> admitted that one set of definition/function is not sufficient and every 
> one must be careful when using time period.
+1

R.