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Run results for:
Spread vs Array.from performance
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Run details:
User agent:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36 Edg/127.0.0.0
Browser:
Chrome 127
Operating system:
Windows
Device Platform:
Desktop
Date tested:
one year ago
Test name
Executions per second
Spread
408571.4 Ops/sec
Array.from
422932.5 Ops/sec
Spread (more elements)
633.1 Ops/sec
Array.from (more elements)
551.7 Ops/sec
Tests:
Spread
[...new Array(10)].map(() => (Math.trunc(Math.random() * 36)).toString(36)).join('');
Array.from
Array.from({ length: 10 }, () => (Math.trunc(Math.random() * 36)).toString(36)).join('');
Spread (more elements)
[...new Array(10000)].map(() => (Math.trunc(Math.random() * 36)).toString(36)).join('');
Array.from (more elements)
Array.from({ length: 10000 }, () => (Math.trunc(Math.random() * 36)).toString(36)).join('');