document.head

JavaScript performance comparison

Revision 4 of this test case created by stefaan

Info

How much faster is the HTML5 document.head DOM tree accessor compared to its old-school variant, document.getElementsByTagName('head')[0]?

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Testing in unknown unknown
Test Ops/sec
headByAccessor
(document.head || document.getElementsByTagName('head')[0]).firstChild;
pending…
headByTag
document.getElementsByTagName('head')[0].firstChild;
pending…
scriptByTag
document.getElementsByTagName('script')[0];
pending…

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