Re: The "()" operator revisited.

[Robert A Duff <bobduff@shell01.TheWorld.com>]

ka@sorry.no.email (Kenneth Almquist) writes:

> Ada already has a work-around for the lack of user-defined classes:
> default values for generic subprogram parameters.  I that that the
> way to support user defined types which act like arrays is to
> (1) make array indexing be an operator, as was proposed at the start
> of this thread, (2) allow user defined types to have attributes such
> as 'first and 'last, and (3) allow the generic to specify that it's
> parameters must support specific attributes.

But isn't that too low level?  I mean, array-indexing syntax makes sense
for a hash table mapping strings to integers.  So I should be allowed to
say:

    if Table["begin"] = 123 then...

To calculate Max, I don't want 'First and 'Last -- I want a "for each"
method.

- Bob