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Run results for:
Get precise height : getComputedStyle vs getBoundingClientRect vs innerHeight
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<iframe src="https://measurethat.net/Embed?id=597394" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Linux; Android 10; K) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/134.0.0.0 Mobile Safari/537.36 EdgA/134.0.0.0
Browser:
Chrome Mobile 134
Operating system:
Android
Device Platform:
Mobile
Date tested:
one year ago
Test name
Executions per second
getComputedStyle
20.5 Ops/sec
getBoundingClientRect
59.4 Ops/sec
clientHeight
102.9 Ops/sec
HTML Preparation code:
<div id="foo"></div>
Tests:
getComputedStyle
var i = 5000; while (i--) { checkDisplay('foo'); } function checkDisplay(id) { return window.getComputedStyle(document.getElementById(id), null).getPropertyValue("height").slice(0, -2); }
getBoundingClientRect
var i = 5000; while (i--) { checkDisplay('foo'); } function checkDisplay(id) { return document.getElementById(id).getBoundingClientRect().height; }
clientHeight
var i = 5000; while (i--) { checkDisplay('foo'); } function checkDisplay(id) { return document.getElementById(id).clientHeight; }