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Run results for:
Array Spread vs Fill vs New Array
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Run details:
User agent:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36
Browser:
Chrome 127
Operating system:
Mac OS X 10.15.7
Device Platform:
Desktop
Date tested:
one year ago
Map
5.0M/s
New Array
4.9M/s
Fill
4.5M/s
View exact numbers
Test name
Executions per second
✓
Map
5,011,271 Ops/sec
New Array
4,939,376 Ops/sec
Fill
4,523,894 Ops/sec
Tests:
New Array
[...new Array(5)].map(Object);
Fill
new Array(5).fill(null).map(Object);
Map
[...Array(5)].map(Object);