jQuery.data vs jQuery().data

JavaScript performance comparison

Revision 16 of this test case created by dan

Preparation code

<script src="//ajax.googleapis.com/ajax/libs/jquery/1/jquery.min.js"></script>
<div id="el"></div><div id="eweerwql"></div><div id="ewewl"></div><div id="ewerl"></div><div id="eqqerwwl"></div><div id="ewqql"></div><div id="ewwqql"></div><div id="eerqlw"></div><div id="wqerel"></div><div id="eerqwl"></div>
<script>
  var i = 0,
      el = document.getElementById('el'),
      $el = $(el);
</script>

Preparation code output

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

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