- From: John Daggett <jdaggett@mozilla.com>
- Date: Thu, 19 Apr 2012 17:29:09 -0700 (PDT)
- To: "Kang-Hao (Kenny) Lu" <kennyluck@csail.mit.edu>
- Cc: WWW Style <www-style@w3.org>
Kang-Hao (Kenny) Lu wrote: > If I understand this correctly, if there's any tag string in > 'font-feature-settings' that violates this, the whole list is > invalid, right? Note that this sentence in the previous wording > > # Tag strings longer than four characters must be ignored > > might be interpreted as "UA must ignore the invalid items in the > list" and hence inconsistent with how we parse values in other parts > of CSS (i.e. an invalid value makes the whole declaration invalid). > The new wording gives me less impression about this but I would > still hope that the paragraph is rephrased to say "the declaration > is invalid" instead of "the tag strings are invalid". An invalid value means the entire decl is ignored in CSS: > In particular, user agents must not selectively ignore unsupported > component values and honor supported values in a single multi-value > property declaration: if any value is considered invalid (as > unsupported values must be), CSS requires that the entire > declaration be ignored. http://www.w3.org/TR/css-2010/#partial Regards, John Daggett
Received on Friday, 20 April 2012 00:29:39 UTC