reflect.Method.getParameterCount
Returns the number of parameters of a method.
Syntax
getParameterCount()
  RETURNS INTEGERUsage
The getParameterCount() method returns the number of parameters of the method
object represented by this reflect.Method object.
The reflect.Method object used to call this method must have
been created with the reflect.Type.getMethod() method, from a reflect.Type
object created with a RECORD with
methods, or and INTERFACE type.
Example
IMPORT reflect
TYPE Customer INTERFACE
        create(id INTEGER, name VARCHAR(30)) RETURNS SMALLINT,
        delete(id INTEGER) RETURNS SMALLINT
    END INTERFACE
FUNCTION main()
    DEFINE typ reflect.Type
    DEFINE met reflect.Method
    DEFINE cus Customer
    LET typ = reflect.Type.typeOf(cus)
    LET met = typ.getMethod(1)
    DISPLAY "param count   = ", met.getParameterCount()
END FUNCTIONShows:
param count  =           2