Run results for: innerhtml vs removechild vs remove!

Run details:

User agent: Mozilla/5.0 (iPhone; CPU iPhone OS 12_4_8 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/12.1.2 Mobile/15E148 Safari/604.1

Browser: Mobile Safari 12

Operating system: iOS 12.4.8

Device Platform: Mobile

Date tested: 4 years ago

Test name	Executions per second
innerHTML	142448.3 Ops/sec
removeChild	1758670.4 Ops/sec
remove	1804369.8 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)
remove
var node = document.getElementById('container'); while(node.firstChild) node.firstChild.remove()

Run results for: innerhtml vs removechild vs remove!

innerHTML

removeChild

remove