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Rich...
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"Mark Geurds" <mark.geurds@[EMAIL PROTECTED]
> wrote in message
news:ac47f156.0412070826.7041e457@[EMAIL PROTECTED]
> Hi group,
>
> I've written a 16-bits DLL (containing functions, using the C calling
> convention) which I want to use in Visual dBASE 5.7.
> Some of these functions are equipped with optional parameters.
>
> Is it possible in VdB5.7 to pass parameters optionally?!
> For example, something similar to this;
>
> extern cdecl clogical myfunction (cstring, cstring, optional clong,
> optional clong) mydll.dll
> return myfunction (mystring1, mystring2 [, myvalue1, myvalue2])
>
> Thanks in advance...


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