Programming Reference Manual
 
Syntax
 
[ | Private | Public | Friend ] [ Default ] _
Function name[type][([param[, ...]])] [As type[()]]
    statements
End Function
 
Description
User defined function. The function defines a set of statements to be executed when it is called. The values of the calling arglist are assigned to the params.  Assigning to name[type] sets the value of the function result.
 
Function defaults to Public if Private, Public or Friend are not is specified.
See Also
Example
 
Function Power(X,Y)
    P = 1
    For I = 1 To Y
        P = P*X
    Next I
    Power = P
End Function
 
Sub Main
    Debug.Print Power(2,8) ' 256
End Sub