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From: Robert A Duff <bobduff@shell01.TheWorld.com>
Subject: Re: Boolean Operation on pointer (access)
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Date: 2002-10-27T02:02:39+00:00
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"Dominic D'Apice" <dapiced@sympatico.ca> writes:

> Ok then, i use the clause use in my .ada for my package ads, it's
> working, 
> but i don't understand why i need to put a use clause for only this king
> of operator ?
> 
> For the rest of my .ada program  i only precede each thing by the .ads
> package name 
> Ex : package.var := xxx;

You could say:

    if Package_Name."/="(X, null) then...

but you wouldn't want to.  You want to say:

    if X /= null then...

which is equivalent to:

    if "/="(X, null) then ...

so you need the "use type".  Does that make sense?

- Bob