[whatwg] The <pic> element

[Julian Reschke]

On 2012-06-04 09:32, Kornel Lesiński wrote:
> On Mon, 04 Jun 2012 01:05:23 -0500, Anselm Hannemann Web Development
> <info at anselm-hannemann.com> wrote:
>
>>> An alternative is to pick different delimiters. See, for instance,
>>> <http://tools.ietf.org/html/rfc2295#section-8.3>.
>>
>> I also would like to see another delimiting syntax which is clearer.
>> What about JSON-syntax or just " | "?
>> I mean a backslash is not that common in a URL but commas are more and
>> more and you all know that escaping is no fun.
>> So we should really try to avoid this.
>
> Another character could work in theory, but I wonder whether it would
> work in practice.
>
> For example <meta name=viewport> was documented to support only comma,
> but thanks to silent error recovery authors ended up using and relying
> on semicolon:
> http://lists.w3.org/Archives/Public/www-style/2011Oct/0652.html
>
> I wonder whether reverse of it could happen with list of sources, e.g.
> unexpected comma parsed as invalid media query could end up delimiting
> sources in some implementations, and then we'll end up with worst of
> both worlds (both ambiguous comma and other unintuitive delimiter needed
> for web-compat).

1) Use a format where the delimiter is always the same, (2) where 
escaping never is needed, and (3) specify the parser to ignore all 
malformed attribute values.

Best regards, Julian