SAP FORMAL PARAMETER GLOSRY documentation, setup help and example usage

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Formal Parameters
Parameter of the parameter interface of a procedure or event
. Formal parameters have names and are either generic or completely typed. Either
pass by reference or pass by value is defined for each formal parameter. Depending on their typing , they can be used in the same way as data objects in a procedure. The formal parameters make up a substantial part of the signature of a procedure. Formal parameters are either positional parameters (for subroutines ) or keyword parameters (for methods and
function modules ). When a procedure is called, formal parameters are bound to actual parameters .
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