Run results for: querySelector vs getElementsByClassName with destructuring assignment vs getElementsByClassName get first element

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/133.0.0.0 Safari/537.36

Browser: Chrome 133

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 16 days ago

Test name	Executions per second
querySelector	26744934.0 Ops/sec
getElementsByClassName with destructuring assignment	15505136.0 Ops/sec
getElementsByClassName get first element	21259350.0 Ops/sec

HTML Preparation code:

<div class="test" id="test"></div>

AخA
 
<div class="test" id="test"></div>

Tests:

querySelector
/*When writing async/deferred tests, use `deferred.resolve()` to mark test as done*/ const testElement = document.querySelector(".test");
/*When writing async/deferred tests, use `deferred.resolve()` to mark test as done*/
const testElement = document.querySelector(".test");
getElementsByClassName with destructuring assignment
const [testElement] = document.getElementsByClassName(".test");
const [testElement] = document.getElementsByClassName(".test");
getElementsByClassName get first element
const testElement = document.getElementsByClassName(".test")[0];
const testElement = document.getElementsByClassName(".test")[0];