Run results for: innerhtml vs removechild(firstChild) vs removechild(lastChild) vs innerText

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36

Browser: Chrome 123

Operating system: Windows

Device Platform: Desktop

Date tested: 2 years ago

Benchmark engine: Benchmark.js

removeChild

1.9M/s

removeChild backwards

1.8M/s

innerHTML

1.5M/s

innerText

1.4M/s

View exact numbers

HTML Preparation code:

<div id="container"></div>

Script Preparation code:

var node = document.getElementById('container');

for(var i = 0; i < 1000; i++) node.appendChild(document.createElement('div'));

Tests:

innerHTML
var node = document.getElementById('container'); node.innerHTML = '';
removeChild
var node = document.getElementById('container'); while(node.firstChild) node.removeChild(node.firstChild)
removeChild backwards
var node = document.getElementById('container'); while(node.lastChild) node.removeChild(node.lastChild)
innerText
var node = document.getElementById('container'); node.innerText = '';