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Run results for:
Spread operator vs unshift
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<iframe src="https://measurethat.net/Embed?id=626868" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:144.0) Gecko/20100101 Firefox/144.0
Browser:
Firefox 144
Operating system:
Ubuntu
Device Platform:
Desktop
Date tested:
one month ago
Test name
Executions per second
unshift
47689508.0 Ops/sec
spread op
43900960.0 Ops/sec
Tests:
unshift
var l = ['apple', 7, 'omaha']; l.unshift('scarlett');
spread op
var l = ['apple', 7, 'omaha']; l = ['scarlett', ...l];