xpath evaluate vs. querySelector

JavaScript performance comparison

Revision 22 of this test case created

Info

Compare the speed of xpath evaluate to querySelector

Preparation code

<p id="foo">Foo</p>
<p id="bar">Bar</p>
<p id="baz">Baz</p>
<div id="toto"><div><p><span>yoyo</span></p></div></div>

Preparation code output

Foo

Bar

Baz

yoyo

Test runner

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Testing in unknown unknown
Test Ops/sec
xpath evaluate
var bar = document.evaluate("//*[@id='toto']/div/p/span",document,null,9,null).singleNodeValue;
pending…
querySelector
var bar = document.querySelector("#toto > div > p > span");
pending…
xpath evaluate (firefox id function)
var bar = document.evaluate("id('toto')/div/p/span",document,null,9,null).singleNodeValue;
pending…
querySelector descendant
var bar = document.querySelector("#toto span");
pending…

Compare results of other browsers

Revisions

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