I am using perform statement like
perfrom get_data using gi_data changing gi_output.
in the form of get_data i need to change gi_data but while coming out of form i need the gi_data to have the same value as i had before.
Is using is not like Call By value??
but now even if i pass through using the value is getting changed when it come out of form..
is there any ways to implement this please help me ......