Run results for: textContent vs nodeValue vs data

Run details:

User agent: Mozilla/5.0 (iPhone; CPU iPhone OS 15_8_2 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/15.6.6 Mobile/15E148 Safari/604.1

Browser: Mobile Safari 15

Operating system: iOS 15.8.2

Device Platform: Mobile

Date tested: 2 years ago

node.data

1.6M/s

node.textContent

1.6M/s

node.nodeValue

1.5M/s

element.textContent

1.5M/s

View exact numbers

Test name	Executions per second
✓ node.data	1,618,388 Ops/sec
node.textContent	1,594,069 Ops/sec
node.nodeValue	1,535,204 Ops/sec
element.textContent	1,504,664 Ops/sec

HTML Preparation code:

<div id="el"> </div>

Script Preparation code:

var a = document.querySelector('#el');

Tests:

element.textContent
a.textContent = Math.random();
node.textContent
a.firstChild.textContent = Math.random();
node.nodeValue
a.firstChild.nodeValue = Math.random();
node.data
a.firstChild.data = Math.random();