[Gambas-user] Unix Date conversion

Pablo Vera pvera at ...729...
Mon Jul 24 16:17:06 CEST 2006


Sorry to disagree, but leap years are years that can be divided evenly 
by 4, except century years unless they can be divided evenly by 400.

The year 2000 WAS a leap year.

1600 - yes
1700, 1800, 1900 - no
2000 - yes
2100, 2200, 2300 - no
2400 - yes
...

Pablo
_______________________________________

frame down under wrote:
> benoit,
> 
> Leap years are years that are divisible by 4, except if they are
> divisible by 400.
> 
> The year 2000 was not a leap year.
> 
> Thnx
> 
> 2006/7/24, Benoit Minisini <gambas at ...1...>:
>> On Monday 24 July 2006 14:37, MrBiTs wrote:
>>> /*
>>>     That is correct. # of seconds since 1/1/1970.
>>> */
>>>
>>> Number of seconds since 1/1/1970 00:00:00 GMT.
>>>
>>> In perl, for example, we have a very simple line to convert Unix Timestamp
>>> into human-readable format:
>>>
>>> $ perl -e "print scalar localtime(0);"
>>> Wed Dec 31 21:00:00 1969
>>>
>>> As I told, this is GMT based. So, here in Brazil we  have GMT-3, then
>>> that's correct.
>>>
>>> CheerS
>>>
>>>
>> I have read the man page...
>>
>> Actually this is *not* the true number of seconds before 1/1/1970, because:
>> - All years divisible by four are considered leap years.
>> - Sometimes a leap second is added to some years, and it is ignored.
>>
>> So maybe a dedicated function is needed...
>>
>> --
>> Benoit Minisini
>>
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