Run results for: innerhtml vs removechild

Run details:

User agent: Mozilla/5.0 (Windows NT 6.1; rv:91.0) Gecko/20100101 Firefox/91.0

Browser: Firefox 91

Operating system: Windows 7

Device Platform: Desktop

Date tested: 2 years ago

Test name	Executions per second
innerHTML	1413425.0 Ops/sec
removeChild	1633864.0 Ops/sec

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)