[whatwg] Accessing cookies from workers

Jonas Sicking jonas at sicking.cc
Mon Mar 9 17:25:25 PDT 2009

On Mon, Mar 9, 2009 at 5:11 PM, Drew Wilson <atwilson at google.com> wrote:
>> > and most important
>> > 3) why it did actually happen in my code? (using an async XHR)
>> Not sure what you are saying here. Do you have example code.
> I think what he's talking about the issue described at
> http://www.nerdgod.com/ie7test2.html.
> I was CC'd on an email thread about this last year - IE can sometimes call
> xhr callbacks at inappropriate times (like when in the middle of a JS
> function call). Summarizing the thread, it seems that invoking certain JS
> functions in IE (like alert()) can cause IE to re-enter the message loop and
> start processing messages which can cause things like XHR request callbacks
> to be invoked.
> I'm pretty sure this is better classified as a bug in IE rather than as
> expected JS language behavior, though.

Same thing can happen in Firefox 3. We also consider it a bug though
and would like to get it fixed. It is non-trivial to fix though, but
Firefox 3.1 has some improvements.

/ Jonas

More information about the whatwg mailing list