... VALUE(p1) typing [OPTIONAL|{DEFAULT def1}]
VALUE(p2) typing [OPTIONAL|{DEFAULT def2}]
... .
The syntax of the VALUE, OPTIONAL, and DEFAULT additions and the assignment of types using typing corresponds to the Definition of formal parameters in the method interface.
When an event is raised using RAISE EVENT, you must pass all non-optional actual parameters, and may pass any optional actual parameters. Optional parameters for which no actual parameter has been specified are set to their appropriately-typed initial value or to the replacement parameter def1 def2 ...