🚀 go-pugleaf

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the unix way of doing it would be to check the Magic number of the file. =
 Mac on
the other hand probably does it the same way (magic number).  Windoze how=
ever
bases all it's type information on extensions.

Eric Maziade wrote:

> I'll try to come to an understanding with my client (so he will add a .=
jpg
> or .jpeg at the end of his files - he's the one that needs to be
> crossplatform, so...)
> But nevertheless, I do not know how mac computers store their filetypes=
=2E.. I
> think there is a mac api call that will return something to identify th=
e
> file... I half expected to see a crossplatform version of that with jav=
a...
> but then again, I have a hard time figuring how it could really work
> platform independently in any other fashion than the one you described.=
=2E.
>
> Thank you very much for your help!
>
> --
>
> ---
> Eric Maziade
> Concepteur en technologies de pointe multim=E9dia
> http://www.novisoft.com
> http://www.novisoft.com/maze
> Steve Schafer (TeamB) <pandeng@telepath.com> wrote in message
> news:37cc6506.323766979@90.0.0.40...
> > On Tue, 10 Aug 1999 11:05:58 -0400, "Eric Maziade"
> > <maze@novisoft.com.nospam> wrote:
> >
> > >Anyone knows how to know what type a file is, platform-independently=
 ?
> >
> > The only way to really "know" what type a file may be is to open it u=
p
> > and look inside. For example, JFIF-format JPEG files will contain the=

> > string "JFIF" near the beginning of the file.
> >
> > Even so, you have to rely on various heuristics--a file could look
> > like it conforms to some specification, and you might not be able to
> > tell that it actually conforms to some other specification until
> > you've read the first 50 megabytes of it.
> >
> > -Steve
> >

--
****************************************************************
David J. Graff                               IQXPERT
mailto:david.graff@iqxpert.com               Phone: (770) 953-1464
Direct: (770) 240-2289                       Fax: (770) 953-1574
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