Run results for: GetElementByClassName vs GetElementById

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.87 Safari/537.36

Browser: Chrome 67

Operating system: Mac OS X 10.13.5

Device Platform: Desktop

Date tested: 6 years ago

Test name	Executions per second
By Class	3510901.0 Ops/sec
By Id	3694545.8 Ops/sec

HTML Preparation code:

<html>
  <body>
    <div class="test2"></div>
    <div id="test"></div>
  </body>
</html>

Tests: