- From: Brad Kemper <brkemper@comcast.net>
- Date: Wed, 23 Jul 2008 09:43:08 -0700
- To: Boris Zbarsky <bzbarsky@MIT.EDU>
- Cc: "Tab Atkins Jr." <jackalmage@gmail.com>, www-style list <www-style@w3.org>
On Jul 23, 2008, at 9:21 AM, Boris Zbarsky wrote: >> The use-cases have already been noted, and are relatively significant > > I don't think anyone is debating it. What UA implementors are > saying is that they haven't thought of a good way to implement it > yet without crippling performance of DOM mutation, and they aren't > willing to cripple that. > > -Boris Can you post a test case, using JavaScript to simulate this, to show how slow? Where one element with a child is thus selected? Computers are pretty fast these days, and I have doubts about how crippling slow it would be if used sparingly at the author's discretion.
Received on Wednesday, 23 July 2008 16:43:50 UTC