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Run results for:
Array Pop vs setting array length -1
Comparing array pop vs setting array length
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<iframe src="https://measurethat.net/Embed?id=623000" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/26.2 Safari/605.1.15
Browser:
Safari 26
Operating system:
Mac OS X 10.15.7
Device Platform:
Desktop
Date tested:
4 months ago
Test name
Executions per second
Array pop
2176.4 Ops/sec
Array set length
497.4 Ops/sec
Tests:
Array pop
let array = new Array(100000).fill(0); while (array.length > 0) { array.pop(); }
Array set length
let array = new Array(100000).fill(0); while (array.length > 0) { array.length = array.length - 1; }