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Run results for:
Spread operator vs unshift
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Embed Benchmark Result
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:
6 months ago
Benchmark engine:
Benchmark.js
unshift
47.7M/s
spread op
43.9M/s
View exact numbers
Test name
Executions per second
✓
unshift
47,689,508 Ops/sec
spread op
43,900,960 Ops/sec
Tests:
unshift
var l = ['apple', 7, 'omaha']; l.unshift('scarlett');
spread op
var l = ['apple', 7, 'omaha']; l = ['scarlett', ...l];