document.querySelector vs parentNode.querySelector (v179)

Revision 179 of this benchmark created on

Description

Compare the speed of document.querySelector to parentNode.querySelector returns of each of those selectors.

Preparation HTML

<p id="foo" class="my-foo">
  Foo
</p>
<p id="bar" class="my-bar">
  Bar
</p>
<div id="poo" class="my-poo">
  <div id="par" class="my-bar">
    <div id="paz" class="my-bar">
      <span id="baz" class="my-baz">
        Baz
      </span>
    </div>
  </div>
</div>

Setup

var parent = document.getElementById("poo");

Test runner

Ready to run.

Testing in
TestOps/sec
From document
var foo = document.querySelector("#baz");
ready
From parentNode
var bar = parent.querySelector("#baz");
ready

Revisions

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