On Mar 11, 2011, at 10:22 PM, John Toohey wrote:
> I just finished debugging ��a production server that had a similar issue. Basically I need to select from a collection all events that were opening in the next 24 hours. I have code like :-
>
> hours := (each eventOpenTime - timeNow) hours.
> hours between: 0 and: 24.
>
> I thought this was working before, but debugging the server today, I saw that every event was between 0:23. The #hours message only returned the hours portion of a time, not the amount of hours. I had to change the code to :-
>
> hours := (((each eventOpenTIme - timeNow) asSeconds) / 60 / 60) asInteger.
>
> Anyhow, I guess the name was misleading to me, as there is no #asHours message, but these is #asSeconds, and an #hours and #minutes, but no #seconds.
>
>
> On Fri, Mar 11, 2011 at 14:04, <
pharo@googlecode.com> wrote:
>
> Comment #5 on issue 3806 by
cesar.ra...@gmail.com: Duration>>hours is broken
>
>
http://code.google.com/p/pharo/issues/detail?id=3806
>
> While I can second Sebastians' complains based in intuitivity, I got confused with the redaction of the ANSI standard, which I have only a 1.9 Draft in PDF form:
>
> 5.8.2.11 Message: hours
> Synopsis
> Answer the number of complete hours in the receiver.
> Definition: <Duration>
> Answer an <integer> between -23 and 23 inclusive that represents the number of complete hours
> in the receiver, after the number of complete days has been removed. If the receiver is less than
> <Duration factory> #zero then the result will be less than or equal to 0.
> Return Values
> <integer> unspecified
> Errors
> None
>
> This text seems to support the implementation of the method which is attempting to give the number of fractional part of the duration. It does not seem to be a conversion protocol, but rather an equivalent to the mod operation for hours, or seconds or whatever.
>
> Test this:
>
> (DateAndTime now - DateAndTime today) hours.
>
> In my image, at the time I tested it gave a correct "16".
>
>
>
>
>
>
>
>
> --
> ~JT
>
>