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Kľúč
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- Formátovanie sa zmenilo.
%SubTimesMono function
Function
The function deducts absolute time TimeB from absolute time TimeA. A The result is the value of the Relative time type.
Declaration
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REAL %SubTimesMono( TIME in TimeA, TIME in TimeB, ) |
Parameters
TimeA | Absolute time. |
TimeB | Absolute time. |
Description
The function %SubTimesMono deducts one absolute time from another one. The result will be influenced by the fact if the time offset was or was not in this interval. For example, in Slovakia, the difference between 4:00 and 1:00 a.m. can be two hours (advance to summer-time), three hours or four hours (advance to winter-time).
Example
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; ================================================================= ; Slovakia (country for this example) ; Time zone is UTC+1. ; There are summer [A] and winter [B] time (with time shifts). ; Summer time is from 29th March, 2009 to 24th October, 2009. ; A3:00:00 is changed to B2:00:00 on Sunday (25th October, 2009). ; ================================================================= BEGIN TIME _timeA TIME _timeB TIME _baseTime REAL _subMono1 REAL _subMono2 ; UTC 00:30:00 25.10.2009 _timeA := %StrToTimeEx("A2:30:00 25.10.2009", "hh:mi:ss dd-mm-rrrr") ; UTC 01:30:00 25.10.2009 _timeB := %StrToTimeEx("B2:30:00 25.10.2009", "hh:mi:ss dd-mm-rrrr") ; UTC 23:30:00 24.10.2009 _baseTime := %StrToTimeEx("01:30:00 25.10.2009", "hh:mi:ss dd-mm-rrrr") ; ; difference 1 hour(s) (3600 seconds) _subMono1 := %SubTimesMono(_timeA, _baseTime) ; difference 2 hour(s) (7200 seconds) _subMono2 := %SubTimesMono(_timeB, _baseTime) END |