Re: Out parameters in a function

["David C. Hoos, Sr." <david.c.hoos.sr@ada95.com>]

You need to say
C.all := anything; (assuming "anything" is a character expression);

----- Original Message -----
From: "Nazgul" <darkelf@aim.homelinux.com>
Newsgroups: comp.lang.ada
To: <comp.lang.ada@ada.eu.org>
Sent: April 14, 2002 1:29 PM
Subject: Out parameters in a function


> Hi, I need to use an output parameter in an Ada function, something like
>
> function ReadChar(f: File; c: out character) return boolean;
>
> The function must return a boolean, so the only way to read the character is
> via the 'c' parameter. In other context, I use
>
> function (something: tpSomething) return ...; where tpSomething is an access
> to a record type, and I can modify the contents of the record in the
> function, but if I use
>
> function ReadChar(f: File; c: access character) return boolean;
>
> the compiler gives an error when i do something like
>
> c:=anything;
>
> Is there any way of using c as an output parameter?
>
> Thanks.
>
> --
>
>  (:==================:)
>      �lvaro Iradier
>     airadier@able.es
>      (+34)660133259
>  (:==================:)
>
>
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