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Run results for:
window.getComputedStyle vs. getBoundingClientRect vs clientHeight
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<iframe src="https://measurethat.net/Embed?id=618519" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (X11; Linux x86_64; rv:141.0) Gecko/20100101 Firefox/141.0
Browser:
Firefox 141
Operating system:
Linux
Device Platform:
Desktop
Date tested:
10 months ago
clientheight
688/s
getBoundingClientRect
320/s
getComputedStyle
142/s
View exact numbers
Test name
Executions per second
✓
clientheight
688 Ops/sec
getBoundingClientRect
320 Ops/sec
getComputedStyle
142 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("display") === "none"; }
getBoundingClientRect
var i = 5000; while (i--) { checkDisplay('foo'); } function checkDisplay(id) { return document.getElementById(id).getBoundingClientRect().width === 0; }
clientheight
var i = 5000; while (i--) { checkDisplay('foo'); } function checkDisplay(id) { return document.getElementById(id).clientHeight === 0; }