[wp-hackers] Re: Packing JavaScript

[Computer Guru]

On 9/19/07, Otto <otto at ottodestruct.com> wrote:
>
> On 9/19/07, Charles <lists07 at wiltgen.net> wrote:
> > Here's a RealLife(tm) example that may make you reconsider:
> >     File                                File size      GZIPd file size
> >
> >     Original jQuery library             62,885 bytes   19,758 bytes
> >     jQuery minified w/ JSMin            36,391 bytes   11,541 bytes
> >     jQuery minified w/ Packer           21,557 bytes   11,119 bytes
> >     jQuery minified w/ YUI Compressor   31,822 bytes   10,818 bytes
> >
> > So with the YUI Compressor (my recommendation) example, JavaScript
> > compression provides a ~50% improvement (as you say), but GZIPing that
> > provides /another/ ~50% improvement over GZIPing alone.
>
> Analyse your numbers again:
> GZIP only: 19758 / 62885 = 0.314... = 69% improvement.
> YUI+GZIP: 10818 / 62885 = 0.172... = 83% improvement.
> Total improvement YUI+GZIP gives over GZIP only: 83 - 69 = 14%
>
> Okay, so YUI gives a 14% improvement, which is more than my
> guesstimate of 3%. Fine. But is it worth it? My opinion is still no
> due to the maintenance overhead.
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IMHO: for the end-users, maybe not. But for the server, where the numbers
can quickly tally up, yes.

Just my two cents though.

-- 
Computer Guru
Director,
NeoSmart Technologies
http://neosmart.net/blog/