Hmm, thanks.

On Aug 2, 5:07 pm, Christophe Porteneuve <[EMAIL PROTECTED]> wrote:
> Hey,
>
> I can't believe this thread is so long...  There's just no way we won't
> extend prototypes on elements, I think.  It's at the core of what we do.
>
> Andrew Red a écrit :
>
> > Now, what I understand about "F.SpecificElementExtensions", it doesn't
> > necessarily return the right value when it should. That's the fact.
>
> Sounds weird, and you're welcome to submit a reproduceable case and the
> matching tested patch to the Trac.
>
> > Then, second question, what I understand about $$(), it returns a
> > plain array with unextended elements (if IE is used, for instance). Is
>
> Actually this is incorrect.  $$ branches out to either the browser's
> native DOM Level 3 XPath support or its internal matcher.  Both do
> return actual JS arrays.
>
> If in the former case, it doesn't bother extending the results, because
> it doesn't need to: DOM 3 XPath is supported only on browsers (Opera,
> FF, WebKit) that happen to feature HTMLElement.prototype, so we're
> pretty much in the clear: the only sore point you might hit is
> tag-specific extensions on Opera, which would require an extra $ call.
>
> In the latter case (custom JS matcher), elements are extended as their
> internal duplicates are filtered out, in Selector.handlers.unique.  So
> all extensions, be they generic or tag-specific, are guaranteed.  This
> applies in MSIE and Safari, and only causes delay in MSIE (if your $$
> resultset is very large).
>
> 'HTH
>
> --
> Christophe Porteneuve aka TDD
> [EMAIL PROTECTED]


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