Run results for: querySelector vs querySelectorAll vs getElementsByClassName vs querySelector (ID) vs getElementsByID

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.0.0 Safari/537.36 OPR/96.0.0.0 (Edition std-1)

Browser: Opera 96

Operating system: Windows

Device Platform: Desktop

Date tested: 2 years ago

Test name	Executions per second
querySelector	3878400.8 Ops/sec
querySelectorAll	1947258.4 Ops/sec
getElementsByClassName	5384204.5 Ops/sec
querySelector (ID)	2732731.5 Ops/sec
getElementsByID	5884806.5 Ops/sec

HTML Preparation code:

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

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

Tests:

querySelector
document.querySelector(".test")
document.querySelector(".test")
querySelectorAll
document.querySelectorAll(".test")
document.querySelectorAll(".test")
getElementsByClassName
document.getElementsByClassName(".test")
document.getElementsByClassName(".test")
querySelector (ID)
document.querySelector("#test")
document.querySelector("#test")
getElementsByID
document.getElementById("test")
document.getElementById("test")