Run results for: textContent(replace) vs nodeValue(replace) vs classList

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.0.0 Safari/537.36

Browser: Chrome 121

Operating system: Windows

Device Platform: Desktop

Date tested: 2 years ago

Benchmark engine: Benchmark.js

textContent

3K/s

classList

1K/s

nodeValue

0/s

View exact numbers

Script Preparation code:

for (let i=0;i<1000;i++){
	let foo = document.createElement("div");  
	foo.innerText="abc";
	document.body.append(foo);                 
}

Tests:

textContent
let foo = document.getElementsByTagName("div"); for (let i=0;i<1000;i++){ foo[i].textContent=foo[i].textContent; }
nodeValue
let foo = document.getElementsByTagName("div"); for (let i=0;i<1000;i++){ foo[i].firstChild.nodeValue=foo[i].firstChild.nodeValue; }
classList
let foo = document.getElementsByTagName("div"); for (let i=0;i<1000;i++){ foo[i].classList.add("classList"); }