Benchmark: querySelectorAll foreach vs getElementsByClassName [].forEach.call() 2

HTML Preparation code:

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

Tests:

querySelectorAll foreach
var test = document.querySelectorAll(".test"); test.forEach(el => { var t = el; });
getElementsByClassName [].forEach.call()
var test = document.getElementsByClassName("test"); [].forEach.call(test, el => { var t = el; });
Array.prototype
var test = document.getElementsByClassName("test"); Array.prototype.forEach.call(test, el => { var t = el; });
Array.from
var test = document.querySelectorAll(".test"); Array.from(test).forEach(el => { var t = el; });

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
querySelectorAll foreach
getElementsByClassName [].forEach.call()
Array.prototype
Array.from

Fastest: N/A

Slowest: N/A

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Latest run results:

Run details: (Test run date: 2 months ago)

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:123.0) Gecko/20100101 Firefox/123.0

Browser/OS: Firefox 123 on Windows

View result in a separate tab

Test name	Executions per second
querySelectorAll foreach	949026.7 Ops/sec
getElementsByClassName [].forEach.call()	1577603.0 Ops/sec
Array.prototype	1528585.0 Ops/sec
Array.from	634114.9 Ops/sec

querySelectorAll foreach vs getElementsByClassName [].forEach.call() 2 (version: 0)

Comparing performance of: querySelectorAll foreach vs getElementsByClassName [].forEach.call() vs Array.prototype vs Array.from

Created: 3 years ago by: Guest

Jump to the latest result

querySelectorAll foreach

getElementsByClassName [].forEach.call()

Array.prototype

Array.from

Suite status: <idle, ready to run>

Experimental features:

Fastest: N/A

Slowest: N/A