Run results for: textContent vs removechild

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/95.0.4638.54 Safari/537.36

Browser: Chrome 95

Operating system: Linux

Device Platform: Desktop

Date tested: 3 years ago

Test name	Executions per second
textContent	1076259.2 Ops/sec
removeChild	5336488.5 Ops/sec

HTML Preparation code:

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

AخA
 
<div id="container"></div>

Script Preparation code:

var node = document.getElementById('container');

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

​x
 
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 = '';
var node = document.getElementById('container');
node.textContent = '';
removeChild
var node = document.getElementById('container'); while(node.firstChild) node.removeChild(node.firstChild)
var node = document.getElementById('container');
while(node.firstChild) node.removeChild(node.firstChild)