[whatwg] Script preloading

Alex Russell slightlyoff at google.com
Thu Jul 11 08:23:20 PDT 2013


Here's the Plus URL without the googler cruft:

    https://plus.google.com/u/1/+IlyaGrigorik/posts/8AwRUE7wqAE


On Thu, Jul 11, 2013 at 3:47 PM, Jake Archibald <jaffathecake at gmail.com>wrote:

> On 10 July 2013 17:37, Jake Archibald <jaffathecake at gmail.com> wrote:
> > On 10 July 2013 16:39, Kyle Simpson <getify at gmail.com> wrote:
> >> I personally don't care about scripts being discoverable by
> pre-parsers. I
> >> have done testing and am not convinced that something appearing earlier
> (in
> >> markup) leads to better performance than allowing my script loading
> logic to
> >> load things when I want, and just relying on the browser to do that as
> >> quickly as possible.
> >
> >
> > Pre-parsers can kick in before a page is actually opened, but script
> cannot
> > be executed. Let me dig up some numbers on the benefits of this & report
> > back.
>
> Here it is:
> https://plus.sandbox.google.com/+IlyaGrigorik/posts/8AwRUE7wqAE
> ~20% improvement.
>



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