From: John Franks <john@math.nwu.edu>
Message-Id: <199505180012.TAA06661@hopf.math.nwu.edu>
Subject: Re: Byte ranges -- formal spec proposal
To: connolly@beach.w3.org (Daniel W. Connolly)
Date: Wed, 17 May 1995 19:12:39 -0500 (CDT)
In-Reply-To: <199505172339.TAA10475@beach.w3.org> from "Daniel W. Connolly" at May 17, 95 07:39:35 pm
According to Daniel W. Connolly:
>
> A nice, clear, complete proposal. As you say, this could be done as a
> server-private mechanism, but there's no reason why everybody
> shouldn't do it the same way.
>
> A couple nits:
>
> > * The first byte in file is byte number 1.
>
> Blech. I'd rather it were 0. No biggie.
>
Base 0 is fine for bytes but would be problematic for other ranges.
E.g.
http://host/book;chapterrange=3-5
would mean chapters 4 to 6 if base 0 is used. This would be just too
confusing. We thought it better to be consistent and use the same
base for everything.
> > MULTIPLE URL PARAMETERS
> >
> > If at some point there will be multiple simultaneous URL parameters,
> > they should be separated by the ampersand character (just like
> > multiple values are encoded in the FORM request).
>
> The ampersand character has odd interactions with SGML entity
> reference syntax in HTML.
>
> This URL:
>
> http://host/path;param1=val1¶m2=val2
>
> has to be written:
>
> <a href="http://host/path;param1=val1&param2=val2">xxx</a>
> <a href="http://host/path;param1=val1&param2=val2">xxx</a>
>
> in HTML.
>
> I suggest you separate parameters with ';' in stead:
>
> <a href="http://host/path;param1=val1;param2=val2">xxx</a>
>
> Save everybody a little grief.
>
This is a good point.
John Franks