Variables
Variables are additional data defined within the Master record which are derived during XML processing. Typical variables are running counts of detail line values, with these used as the source field in C/Fwd and B/Fwd records.
To define a
Variable, select Variable from the Document window, then
right-click and select Properties ...
... or select from the Record menu.
... or select via Properties.
All selection methods open the Record Properties window.
Select Variables tab, then Add and supply the
Name and Initial value
This sets up the new variable "Running total".
The initial value is restored for each new master record processed.
Variable is updated by a Formula - see here.