getElementById vs. querySelector

JavaScript performance comparison

Revision 209 of this test case created by

Preparation code

<p id="foo"><p id="bar">Foo</p></p>
    

Preparation code output

<p id="foo"><p id="bar">Foo</p></p>

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Testing in CCBot 2.0.0 / Other 0.0.0
Test Ops/sec
getElementById
var bar = document.getElementById("foo");
var z = document.getElementById("bar");
pending…
querySelector
var bar = document.querySelector("#foo #bar");
pending…

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Foo