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Run results for:
clientHeight vs offsetHeight vs getComputedStyle
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Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=625584" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:147.0) Gecko/20100101 Firefox/147.0
Browser:
Firefox 147
Operating system:
Windows
Device Platform:
Desktop
Date tested:
5 months ago
clientHeight
6.4M/s
offsetHeight
5.4M/s
window.getComputedStyle
1.9M/s
Multiple: _style e clientHeight
1.3M/s
Multiple: Only _style
1.3M/s
View exact numbers
Test name
Executions per second
✓
clientHeight
6,361,117 Ops/sec
offsetHeight
5,424,632 Ops/sec
window.getComputedStyle
1,866,811 Ops/sec
Multiple: _style e clientHeight
1,263,071 Ops/sec
Multiple: Only _style
1,257,994 Ops/sec
HTML Preparation code:
<div id="teste">teste</div>
Tests:
clientHeight
document.getElementById('teste').clientHeight;
offsetHeight
document.getElementById('teste').offsetHeight;
window.getComputedStyle
parseFloat(window.getComputedStyle(document.getElementById('teste'))['height'])
Multiple: Only _style
let style1 = window.getComputedStyle(document.getElementById('teste')) parseFloat(style1['margin-top']) parseFloat(style1['margin-bottom']) parseFloat(style1['height'])
Multiple: _style e clientHeight
let style2 = window.getComputedStyle(document.getElementById('teste')) parseFloat(style2['margin-top']) parseFloat(style2['margin-bottom']) document.getElementById('teste').clientHeight;