Run results for: append vs appendChild

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/151.0.0.0 Safari/537.36 Edg/151.0.0.0

Browser: Chrome 151

Operating system: Windows

Device Platform: Desktop

Date tested: one month ago

Benchmark engine: Benchmark.js

append

23K/s

appendChild

9K/s

View exact numbers

Test name	Executions per second
✓ append	23,231 Ops/sec
appendChild	9,013 Ops/sec

HTML Preparation code:

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

Script Preparation code:

var container = document.getElementById("container");

Tests:

appendChild
for (var i = 0; i < 100; i++) { container.appendChild(document.createTextNode(i.toString())); }
append
var arr = [] for (var i = 0; i < 100; i++) { arr.push(i.toString()) } container.append(arr)