Yes it is possible. But you must initialize the variable before passing to the COM

LOCAL vParam
vParam = ""
oServer = CREATEOBJECT("server.Ref")
oServer.GetRef(@vParam)

HTH


>Hi,
>
>Is it possible to pass a parameter by reference to a COM server?
>
>I know that it is possible to use arrays with COMARRAY but for some reason passing simple variable doesn't seem to work. Server receives the paramaters but the variable in client doesn't change its value.
>
>Server side code is like this:
>
>DEFINE CLASS Ref as Custom OLEPUBLIC
>FUNCTION GetRef(taParam as String @) as VOID
> taParam = "10"
>ENDFUNC
>ENDDEFINE
>
>Client side code:
>
>LOCAL vParam
>oServer = CREATEOBJECT("server.Ref")
>oServer.GetRef(@vParam)
>
>
>vParam is false
>
>Thanks!