Re: ADA and return functions (Strings)

["Jean-Pierre Rosen" <rosen@adalog.fr>]

> sk <sknipe@ktc.com> wrote in message news:<mailman.1021949581.28481.comp.lang.ada@ada.eu.org>...
> > In many ways, the 'Image and 'Value attributes have
> > parallels to the 'Read and 'Write attributes in terms
> > of allowing the caller to define the presentation of
> > I/O data formats.
>
There is a fundamental difference though: 'Read and 'Write compose, i.e. a redefinition of T'Write will be used by any composite
type with a component of type T. OTOH, redefining 'image brings you nothing in addition to what you can do by writing an Image()
function.

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           J-P. Rosen (rosen@adalog.fr)
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