The BMC "Form and Application Objects" Guide says:

Users can enter dates from January 1, 4713 B.C. to January 1, 9999 A.D.


2440588 is the difference (in days) between January 1, 1970 AD and 
January 1, 4713 BC.
I don't know why they chose 4713 BC as the starting year.


Regards,
Thilo Stapff


Pittman, Timothy wrote:
> Thanks.  That worked.  I understand where 86400 came from, but what is
> the significance of 2440588?
> 
> Tim Pittman
> Project Engineer
> Respironics, Inc.
>  
> -----Original Message-----
> From: [EMAIL PROTECTED]
> [mailto:[EMAIL PROTECTED] On Behalf Of Thilo Stapff
> Sent: Wednesday, October 17, 2007 1:03 PM
> To: ARSperl User Discussion
> Subject: Re: [Arsperl-users] Inserting a date in ARSPerl
> 
> 
> Unfortunately, date fields (unlike date/time fields) are only supported 
> since ARSperl version 1.90
> 
> The value has to be an integer which can be computed from an epoch 
> timestamp by
> 
> int( $epoch_time / 86400 ) + 2440588
> 
> 
> Regards,
> Thilo Stapff
> 
> 
> Pittman, Timothy wrote:
>> I have been having considerable difficulty trying to use ARSPerl to
>> create an entry with a date.  My web page is prompting the user to
> enter
>> a date, which I'm assuming will be in the format mm/dd/yyyy.  I am
> using
>> the perl module ParseDate to attempt to figure out what they enter.
> In
>> any case, I need to convert this user-entered value into some format
>> that ars_CreateEntry can deal with.  My code does this:
>>
>>      ($entryId = ars_CreateEntry($ctrl, $shopSchema, 
>>              $sf{"Description"}, $details,
>>              ... various fields you don't care about...
>>              $sf{"Date Required"}, "$date1", 
>>              ... more fields...
>>              $sf{"Status"}, "Submitted")) 
>>              or print  "\n<p>[ERROR]\tCould not add shop order due to
>> $ars_errstr<b><br>\n";
>>
>> I have tried numerous ways of formatting the date field $date1 above
> to
>> attempt to get it to shop up in the proper format in Remedy.  I have
>> tried numerous variations of the following: 
>> A string (i.e. "10/17/2007")
>> An integer (converted via timelocal and others to epoch time)
>>
>> I either end up with the date 1/1/9999 or 1/1/4713 B.C. in my date
>> field. I have searched everywhere on the net that I can find and
> nothing
>> has helped. Does anyone know what to do to a user-entered date to make
>> ars_CreateEntry accept it properly?
>>
>> This is running on a Win2K server with ARSPerl 1.82 against a Remedy
> 6.0
>> system on Oracle.
>>
>> Thanks, Tim
>>
> 
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