Run results for: JS: append vs appendChild

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:139.0) Gecko/20100101 Firefox/139.0

Browser: Firefox 139

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

append

15K/s

appendChild

12K/s

View exact numbers

Test name	Executions per second
✓ append	14,689 Ops/sec
appendChild	12,161 Ops/sec

HTML Preparation code:

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

Script Preparation code:

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

Tests: