=Datediff("d", Fileds!fromdate.Value, now())
below are the list of 'code':
Setting
|
Description
|
yyyy
|
Year
|
q
|
Quarter
|
m
|
Month
|
y
|
Day of year
|
d
|
Day
|
w
|
Weekday
|
ww
|
Week of year
|
h
|
Hour
|
n
|
Minute
|
s
|
Second
|