If date field is empty its taking some different value....?

Hi All,

In a report i am displaying no.of days using a display methods

i.e i have FromDate1 and Date2 fields both are

now i am deducting like ( Date1 - Date2 )

int a = Table.Date1 - Table.Date2;

Return a;

result is a number as i want the difference in Number.

my problem is when ever if any one field is empty means it is showing some different value.

but i want to show Either “empty space” OR " 0 "

Pls help me in this…

Thanks in advance.

then add a if condition before that - if(Table.Date1 && Table.Date2)

Thanks Kranthi