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AW: Add Version Information to Script Element

From: Axel Dahmen <a.dahmen@infozoom.de>
Date: Thu, 4 Jan 2001 16:55:29 +0100
To: <www-html@w3.org>
Message-ID: <000201c07666$c3796af0$0cc0a8c0@axel>
> Don't confuse version numbers with decimal numbers. User
> agents might well
> want to ignore subversion numbers below a certain level, so a
> user agent
> supporting WidgetScript 4.1 might execute WidgetScript
> 4.1.0.2 scripts.

Thanks, Robin,

yes, of course, you're right. This version construct should also be allowed.


> If it is important to express the version number of a
> scripting language, it
> seems to me the appropriate way to do it would be by using
> attributes on the
> MIME media type, such as:
>
> <script type="application/x-javascript;version=1.3">

Again, you're right. This was the best way to express version numbers in a
clean way.
Hence, I'd like to suggest to endorse that kind of construct in HTML to
allow cleaner implementations of script-enabled browsers.


--------------------------------------------------------------------
> -----Ursprüngliche Nachricht-----
> Von: Robin Lionheart [mailto:lionheart@robinlionheart.com]
> Gesendet: Donnerstag, 4. Januar 2001 02:26
> An: Axel Dahmen; www-html@w3.org
> Betreff: Re: Add Version Information to Script Element
>
>
>
> ----- Original Message -----
> From: "Axel Dahmen" <a.dahmen@infozoom.de>
> To: <www-html@w3.org>
> Sent: Tuesday, 19 December, 2000 4:01 PM
> Subject: RFC: Add Version Information to Script Element
>
>
> > Hi,
> >
> > IMHO, using the "type" attribute to set both the language
> and the required
> > version number is not a clean
> > solution. Browser applications need to hard-code which language and
> version
> > they support from a one-dimensional
> > list of supported scripting languages.
> >
> > Thus, I'd like to suggest to add a "version" attribute to the script
> > element...
> >
> >     <!ATTLIST script version CDATA -- absolute decimal number -->
>
> Don't confuse version numbers with decimal numbers. User
> agents might well
> want to ignore subversion numbers below a certain level, so a
> user agent
> supporting WidgetScript 4.1 might execute WidgetScript
> 4.1.0.2 scripts.
>
> > ...and to other elements dealing with scripting, like the meta tag:
> >
> >     <meta http-equiv="Content-Script-Version" content="1.3">
> >
> > This would yield much cleaner implementations of version checking.
> >
> > What's your oppinion?
>
> If it is important to express the version number of a
> scripting language, it
> seems to me the appropriate way to do it would be by using
> attributes on the
> MIME media type, such as:
>
> <script type="application/x-javascript;version=1.3">
>
> Web servers could also set this on the HTTP Content-Type:
> header, allowing
> alternate files with different versions to be selected in content
> negotiation.
>
>
Received on Thursday, 4 January 2001 10:55:02 GMT

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