- From: Boris Zbarsky <bzbarsky@MIT.EDU>
- Date: Mon, 28 Nov 2011 19:44:14 -0500
- To: www-style@w3.org
On 11/28/11 7:40 PM, Brian Kardell wrote: > Also .... David mentioned that the hard part of :has would be during > updates....it seems to me the inverse is true and that the initial pass > is considerably more difficult to optimize. There are lots of tricks to > optimize the performance of updates for the vast majority of cases, but > on the initial draw its possible that you don't know that a rule matches > until much later. I'm not sure why not. Do you mean because the page is not done being parsed? If so, that's just a special case of dynamic updates, no? -Boris
Received on Tuesday, 29 November 2011 00:44:56 UTC