Run results for: textContent vs removechild vs remove!

Run details:

User agent: Mozilla/5.0 (iPhone; CPU iPhone OS 14_6 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) CriOS/91.0.4472.80 Mobile/15E148 Safari/604.1

Browser: Chrome Mobile iOS 91

Operating system: iOS 14.6

Device Platform: Mobile

Date tested: 2 years ago

Test name	Executions per second
textContent	5657716.0 Ops/sec
removeChild	6078502.0 Ops/sec
remove	6186908.0 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:

textContent
var node = document.getElementById('container'); node.textContent = '';
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: textContent vs removechild vs remove!

textContent

removeChild

remove