From ftm
FTM expressions are used in the following contexts
- the FTM message box (ftm.mess)
- the FTM definition (ftm.object)
- the expr class/object
The syntax is basically always the same appart from minor context dependent details.
Parenthesis
Parenthesis in FTM expressions – '(' and ')' – always will (try to) evaluate the contained elements to a single value.