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[REBOL] Re: R: Date math bug?

From: nitsch-lists:netcologne at: 24-Mar-2004 17:22

On Mittwoch, 24. M=E4rz 2004 17:04, Maarten Koopmans wrote:
> Hi Gabriele, > > > GC> Bruno, it seems that you can't make the difference of a date/time > > with GC> another greater. > > GC> In the second example, the correct expression is test2 - test1 > > > > The problem actually is that SUBTRACT returns the number of days > > between the two dates; so the result is correct. You have to use > > DIFFERENCE if you want more precision. > > Or, using infix: > >> now/time > > == 17:02:19 > > 2 secs later: > >> now/time - 5 > > == 17:02:16 >
Problem is when you midnight in between, the result is completely wrong :) Thats why we have difference now.
> IIRC infix is a bit faster (at least it should be as infix ops are > treated special by REBOL). > > --Maarten
-Volker