MeasureThat.net

Run results for: Spread vs Array.from on NodeList

Create array from Node.childNodes

Go to the benchmark
Run details:
Mozilla/5.0 (X11; Linux x86_64; rv:120.0) Gecko/20100101 Firefox/120.0
Firefox 120
Linux
Desktop
one year ago
Test name Executions per second
Spread 2066.6 Ops/sec
Array.from 2049.3 Ops/sec
HTML Preparation code:
AخA
 
1
<div id="my-div"></div>
Script Preparation code:
 
const div = document.getElementById("my-div");
for (let i = 0; i < 10000; i++) {
    const child = document.createElement("div");
    child.append(`I'm div-${i}`);
    div.append(child);
}
Tests:

  • Spread

     
    const div = document.getElementById("my-div");
    const childNodes = [...div.childNodes];

  • Array.from

     
    const div = document.getElementById("my-div");
    const childNodes = Array.from(div.childNodes);