jQuery.data vs jQuery().data

JavaScript performance comparison

Revision 15 of this test case created by dan on 15th September 2011

Info

we are benchmarking DOM, not Math.rand()

Preparation code

<script src="//ajax.googleapis.com/ajax/libs/jquery/1/jquery.min.js"></script>
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<div id="el">ZDsadasdfasdfasd</div>
<div>ZDsadasdfasdfasd</div>
<script>
  var i = 0,
      $el = $('el');
</script>

Preparation code output

ZDsadasdfasdfasd

Test runner

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Testing in unknown unknown
Test		Ops/sec
`jQuery.data`	`$.data($el, 'key-' + 1000, 'val-' + 1000);`	pending…
`jQuery.fn.data`	`$el.data('key-' + 1000, 'val-' + 1000);`	pending…

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Revisions

You can edit these tests or add even more tests to this page by appending /edit to the URL. Here’s a list of current revisions for this page:

Revision 1: published by Sam Korn on 19th October 2010 and last updated on 23rd October 2010
Revision 4: published on 31st March 2011
Revision 5: published on 20th April 2011
Revision 6: published by dmig on 27th April 2011
Revision 7: published on 12th May 2011
Revision 8: published by amenthes on 13th May 2011
Revision 10: published by Mike on 25th May 2011
Revision 11: published on 25th May 2011
Revision 12: published by SMR on 27th July 2011
Revision 13: published on 17th August 2011
Revision 14: published on 12th September 2011
Revision 15: published by dan on 15th September 2011
Revision 16: published by dan on 15th September 2011
Revision 17: published on 18th November 2011
Revision 18: published on 14th December 2011
Revision 19: published on 19th December 2011
Revision 20: published on 3rd January 2012
Revision 21: published on 7th January 2012
Revision 22: published on 16th January 2012
Revision 24: published on 2nd March 2012
Revision 26: published by Kenneth Kalmer on 13th March 2012
Revision 27: published by Nav on 11th April 2012
Revision 28: published by Nav on 11th April 2012
Revision 29: published by Mike Frey on 14th April 2012
Revision 30: published by devu on 14th April 2012
Revision 31: published by Mike Frey on 16th April 2012
Revision 32: published on 18th April 2012
Revision 33: published by Dmitry on 22nd May 2012
Revision 35: published on 11th September 2012
Revision 36: published on 20th September 2012
Revision 37: published on 26th September 2012
Revision 38: published on 26th September 2012
Revision 39: published on 26th September 2012
Revision 42: published on 8th November 2012
Revision 43: published on 21st November 2012
Revision 44: published by dd on 22nd November 2012
Revision 47: published by Alexander Schmitz on 28th December 2012
Revision 48: published by Alexander Schmitz on 28th December 2012
Revision 49: published by Dennis Kim on 9th January 2013
Revision 50: published on 7th March 2013
Revision 51: published on 7th March 2013
Revision 52: published on 7th March 2013
Revision 53: published on 15th March 2013
Revision 55: published on 10th April 2013
Revision 56: published on 10th April 2013
Revision 57: published on 12th April 2013
Revision 58: published by rj on 23rd April 2013