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From: Robert A Duff <bobduff@world.std.com>
Subject: Re: Generic package array parameter
Date: 1999/11/13
Date: 1999-11-13T00:00:00+00:00	[thread overview]
Message-ID: <wccaeoi2f05.fsf@world.std.com> (raw)
In-Reply-To: 382c7b29_1@news1.prserv.net

"Matthew Heaney" <matthew_heaney@acm.org> writes:

> Don't criticize what you don't understand.
> 
> (Anonymous array types aren't allowed because, what would "=" mean for
> the type?  What would ":=" mean for the type?
> 
>   function (L, R : ???) return Boolean;
> 
> What's the type of the formal parameters of function "="?

Well, for regular run-of-the-mill anonymous array types,
the answer is that ??? is the anonymous array type.
Eg:

    X: array(Integer range 1..10) of Character := "abcdefghij";
    ...
    if X = "Hello, world" then ...

But I think Tucker's idea (never use anonymous array types)
is better, at least as a rule of thumb.

- Bob




  reply	other threads:[~1999-11-13  0:00 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
1999-11-04  0:00 HELP - MAC compilation of an Ada program William A Whitaker
1999-11-05  0:00 ` James E. Hopper
1999-11-05  0:00 ` Robert Dewar
1999-11-12  0:00 ` Generic package array parameter Mario Amado Alves
1999-11-12  0:00   ` Tucker Taft
1999-11-12  0:00   ` Matthew Heaney
1999-11-13  0:00     ` Robert A Duff [this message]
1999-11-23  0:00       ` Mario Amado Alves
1999-11-23  0:00         ` Matthew Heaney
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