Subject: RE: SDL-News: Unions
From: DUBOIS Fabrice CNET/DTL/LAN (fabrice.dubois#cnet.francetelecom.fr)
Date: Fri Apr 16 1999 - 12:26:58 GMT
The originator of this message is responsible for its content.
-----From DUBOIS Fabrice CNET/DTL/LAN <fabrice.dubois#cnet.francetelecom.fr> to sdlnews -----
Yes, in-line ASN.1 lets you specify things like :
DCL var CHOICE {
x REAL,
y NATURAL
};
> ----------
> De :
> Kjeld.F.Christensen#dxd.ericsson.se[SMTP:Kjeld.F.Christensen#dxd.ericsson.
> se]
> Répondre à : Kjeld.F.Christensen#dxd.ericsson.se
> Date : vendredi 16 avril 1999 12:36
> Cc : sdlnews#sdl-forum.org
> Objet : RE: SDL-news: Unions
>
> The originator of this message is responsible for its content.
> -----From Kjeld.F.Christensen#dxd.ericsson.se to sdlnews -----
>
> jeanfrancois.suel#cnet.francetelecom wrote:
> > Using Z.105, you can use ASN.1 CHOICE type, which has an union
> semantic :
> > - declaration of the type : MyUnion::=CHOICE { field1 Field1type,
> field2
> > Field2type };
> > - declaration of a variable : dcl myVar MyUnion;
> > - and you can use its value with all the operators which come with the
> > CHOICE type :
> > myVar!field1:=aField1typeValue;
> > then field1Present(myVar) is TRUE and field2Present(myVar) is FALSE
>
>
> Can This be used to make nonymous unions too?
>
> Kjeld
>
>
> -----End text from Kjeld.F.Christensen#dxd.ericsson.se to sdlnews -----
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-----End text from DUBOIS Fabrice CNET/DTL/LAN <fabrice.dubois#cnet.francetelecom.fr> to sdlnews -----
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