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Run results for:
6 properties - style.setProperty vs style.cssText vs style vs Object.assign vs setAttribute
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Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=600956" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/135.0.0.0 Safari/537.36
Browser:
Chrome 135
Operating system:
Windows
Device Platform:
Desktop
Date tested:
one year ago
setAttribute
1K/s
Object.assign
56/s
style.cssText
56/s
style.setProperty
51/s
style
49/s
View exact numbers
Test name
Executions per second
✓
setAttribute
1,405 Ops/sec
Object.assign
56 Ops/sec
style.cssText
56 Ops/sec
style.setProperty
51 Ops/sec
style
49 Ops/sec
HTML Preparation code:
<div id="test"></div>
Script Preparation code:
el = document.getElementById("test");
Tests:
style.setProperty
let i = 0; while (i < 10000) { el.style.setProperty("color","red"); el.style.setProperty("border","1vmin solid red"); el.style.setProperty("padding","0.5vmin"); el.style.setProperty("background-color","black"); el.style.setProperty("height","1vh"); el.style.setProperty("width","1vw"); i++; }
style.cssText
let i = 0; while (i < 10000) { el.style.cssText = "color:red;border:1vmin solid red;padding:0.5vmin;background-color:black;height:1vh;width:1vw;"; i++; }
style
let i = 0; while (i < 10000) { el.style = "color:red;border:1vmin solid red;padding:0.5vmin;background-color:black;height:1vh;width:1vw;"; i++; }
Object.assign
let style = { height: '1vh', width: '1vw', color: 'red', border: '1vmin solid red', backgroundColor: 'black', padding: '0.5vmin' }; let i = 0; while (i < 10000) { Object.assign(el.style, style); i++; }
setAttribute
let i = 0; while (i < 10000) { el.setAttribute('style',"color:red;border:1vmin solid red;padding:0.5vmin;background-color:black;height:1vh;width:1vw;"); i++; }