RE: vCard3.0 and vCal2.0

["Fish, Christopher" <cfish@xxxxxxxxxxxx>]

Were you able to find out the difference between vCal 1.0 and cCal 2.0?

Are these compatible or competing standards with icalendar?

-----Original Message-----
From: Jenny Christy [mailto:jenny_christy@xxxxxxxxx] 
Sent: Friday, August 16, 2002 9:53 AM
To: Chris Page; Priyantha
Cc: Jenny Christy; imc-vcalendar@xxxxxxx; imc-vcard@xxxxxxx
Subject: Re: vCard3.0 and vCal2.0



Thx Chris and Priyantha,
Thx for ur suggestion and help.

One question is still there.
what is difference bet vCal 1.0 and vCal 2.0???

Rgds,
Jenny
--- Chris Page <page@xxxxxxxx> wrote:
> 
> On Friday, August 16, 2002, at 02:12  AM, Priyantha
> wrote:
> 
> > The CHARSET tag is very usefull in Multilanguage
> capable
> > developments...
> 
> But it has been eliminated in vCard 3, which is
> really meant for
> embedding in MIME, where the MIME Content header
> provides the 
> character encoding. Unfortunately, the standard
> doesn't define any 
> particular file format. If you just put a vCard into
> a file and 
> give it a "vcf" extension, there's no way to know
> the encoding for 
> certain.
> 
> The best you can hope for is to use a heuristic to
> guess. Most
> existing vCards were written by a Windows program
> that uses the 
> default Windows encoding, and a lot of readers
> expect this, so 
> unfortunately a lot of the vCard writers out there
> are oblivious to 
> this fact (even with vCard 2, they often omitted the
> CHARSET tag). 
> I recommend that everyone begin writing vCard files
> using Unicode 
> UTF-16. It is then fairly safe to assume that if you
> see a byte 
> order mark, or the VCARD header with zeroes every
> other byte, then 
> it's Unicode.
> 
> The standard really needs to be extended with a
> definition for one
> or more file formats, probably with new file
> extensions (and file 
> types for HFS volumes) to eliminate conflicts with
> existing files.
> 
> --
> Chris Page - Mac OS Lead, Palm Desktop - Palm, Inc.
> 
>   The most likely way for the world to be destroyed,
> most experts agree,
>   is by accident. That's where we come in; we're
> computer professionals.
>   We cause accidents.                            --
> Nathaniel Borenstein
> 


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