getElementById VS jQuery('#id')

JavaScript performance comparison

Revision 98 of this test case created by Paul S

Preparation code

<script src="http://ajax.googleapis.com/ajax/libs/jquery/2.1.0/jquery.min.js"></script>

</script>
<p id="foo">
  Test
</p>

Preparation code output

Test

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Testing in unknown unknown
Test Ops/sec
getElementById
document.getElementById('foo');
pending…
jQuery
$('#foo');
pending…
jQuery with getElementById
$(document.getElementById('foo'));
pending…
jquery with function call
$($g('foo'));
function $g(x){
return document.getElementById(x);
}
pending…

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