Run results for: JS: insertBefore vs appendChild

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/136.0.0.0 Safari/537.36

Browser: Chrome 136

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

appendChild

5.4M/s

append

5.2M/s

View exact numbers

Test name	Executions per second
✓ appendChild	5,412,998 Ops/sec
append	5,220,292 Ops/sec

HTML Preparation code:

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

Script Preparation code:

var container = document.getElementById("container");
var paragraph = document.createElement("p");

Tests: