Upgrading is probably safe - it's the engine that'll be in jQuery 1.3.3. --John
On Wed, Apr 29, 2009 at 8:35 AM, swalke16 <swalk...@gmail.com> wrote: > > I have a situation where I have some HTML I am selecting elements from > using the ".class tag" selector combination using jQuery v1.3.2. I > have noticed that in both IE8 and Firefox 3.0.10 this particular > scenario is painfully slow to execute. From profiling in both browsers > it appears that the Sizzle engine is making an *enormous* amount of > calls to both the isXML and filter functions. > > If I upgrade the version of Sizzle to v1.0 then these selectors work > incredibly fast as I would have expected. Profiling in both browsers > reveals that the amount of calls to the isXML and filter functions > come down from numbers around 80k+ to a few hundred. > > My specific example can be found here: > http://grubersauce.com/walker/jquery_test.html > > Does anyone have any guidance as to why this would be so slow in > jQuery 1.3.2 using the Sizzle v.0.9.3 engine? Is it safe to upgrade > the Sizzle version to v1.0 while using jQuery v1.3.2? > > > >