Ian Hickson wrote: > On Tue, 17 Feb 2009, Mark Miller wrote: >> On Tue, Feb 17, 2009 at 5:03 PM, Ian Hickson <i...@hixie.ch> wrote: >>> Indeed, I noted this earlier. The behavior HTML5 codifies is the >>> behavior that the majority of browser vendors have asked me to codify. >> Majority, huh? Which vendors? How does the behavior they ask for >> correlate with what their browsers do? > > Opera, Apple, and Mozilla. The HTML5 spec originally specced what IE does, > namely throw an exception when running code whose global object doesn't > match the current Window object, but Opera, Apple, and Mozilla rejected > this on the grounds that it could not be implemented in a high-performance > manner.
That is clearly false. It would be a single pointer comparison when entering a new context. I make no comment here on whether this behaviour would be a good idea on other criteria, just that rejecting it on performance grounds is absurd. -- David-Sarah Hopwood ⚥ _______________________________________________ Es-discuss mailing list Es-discuss@mozilla.org https://mail.mozilla.org/listinfo/es-discuss
