How to calculate number of days between 2 Dates/time

[AXRabbit]

Hi guys, I am currently doing a Car rental website project. Like my Car collection and return date is like in the website. http://www.avis.com/car-rental/avisHome/home.ac

Well i need a function or method to calculate the number of days between Collection date/time and return date/time.

I tried DateDiff(DateIn terval.DayOfYea r, startdate, enddate)

But i cant get the answer.

and also..
'
I also tried set
Dim d as integer
DateDiff("d",Da te1,Date2)
d= label.text

'


But failed.



Please assist.


Time spent in reading my problem is deeply appreciated. Hope that anyone who know can help.

Thanks~
-Kelvin

[PRR]

Try using TimeSpan

DateTime now1 = DateTime.Now;
            DateTime extra = DateTime.Now.AddDays(5);

            TimeSpan diff = extra - now1;

            Console.WriteLine("Days : "+diff.Days+"\nHrs"+diff.Hours+ "\nMin "+diff.Minutes);