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Midnight time
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10/02/2020 12:27:08
Information générale
Forum:
Visual FoxPro
Catégorie:
Codage, syntaxe et commandes
Titre:
Divers
Thread ID:
01672998
Message ID:
01673008
Vues:
53
>>>>>>Why do you think she would not allow the entry of 24:00?
>>>>>
>>>>>I think by 'normal' clock time the next time after 23:59 is 00:00. 24:00 is same as 00:00. There is not a time of 24:01 -- it would be confusing to see 24:00 and then 00:01 when the seconds ticked by... Time goes from 00:00 to 23:59 each day.
>>>>
>>>>My problem is that, since I ignore seconds, the minute between 23:59:00 and 23:59:59 is "not accounted" for. The data set by VFP is used by the .NET application: compares the current time with the time set by VFP. So, the .NET application could be reading the current time as 23:59:30 and the logic will tell the problem that this is outside of the day hours/minutes (00:00 to 23:59). But as I type this, I am thinking of the following "solution" When converting the time set by VFP (e.g. 23:59) in the .NET application, I could add the seconds part of 59 (automatically). Therefore, the entire range of time will be accounted.
>>>>Thank you.
>>>
>>>Of course the next question you may need to ask -- to what day does midnight belong? The 00:00:00 notation would suggest that midnight is the beginning of a day, whereas the 24:00:00 notation would suggest it is the end of a day.
>>
>>No, this question would not come up since I decided NOT to use the 24:00:00 but rather 23:59:59.
>
>In doing so, you've also avoided related "can of worms":
>* where does noon belong? is it the end of the first half of the day, or beginning of the latter half?
>* question of the beginning of a time period and the end -- 24:00:00 notation would suggest that first hour of the day would be 00:00:01 to 01:00:00 inclusive.

Another question would be "Why does your day have 25 hours?" as that is the number of hours from 0 to 24 :)
"The five senses obstruct or deform the apprehension of reality."
Jorge L. Borges?

"Premature optimization is the root of all evil in programming."
Donald Knuth, repeating C. A. R. Hoare

"To die for a religion is easier than to live it absolutely"
Jorge L. Borges
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