Hi Gururaj,
Solution
data: var_date(15),
var_date_1(15).
write sy-datum to var_date.
Write : / 'Before:', var_date.
var_date = sy-datum.
CALLFUNCTION'CONVERSION_EXIT_IDATE_OUTPUT'
EXPORTING
input = var_date
IMPORTING
OUTPUT = var_date_1.
write var_date_1 to var_date usingeditmask '__-___-_____'.
Write : / 'After :' , var_date.