> Hi all,
>
> Need some advise please on how do date arithmetic/calculation.
>
> Basically, I have a CSV delimited file that I need to do some date
> calculations on.
>
> Am parsing the fields as $date1 and $date2 and I need to do the time
> difference as $date2-$date1
>
> Example of $date1 and $date2 below:
>
> $date1="31/12/2009 6:14:25 p.m."
> $date2="31/12/2009 6:29:26 p.m."
>
> Am still Googling and posting this at the same time ... :-)
>
> Any suggestion will be very much appreciated. Thanks in advance.



You would be advised to look at the perl modules, Date::Calc or
Date::Manip

Having extracted your date, you need to get the day, month and year
and then feed that into Date::Calc , eg;


 use Date::Calc qw(Delta_Days);
 $Dd = Delta_Days($year1,$month1,$day1,$year2,$month2,$day2);



-- 



Owen


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