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ttessttt
(version: 1)
Comparing performance of:
reduce with concat vs flatMap
Created:
one year ago
by:
Guest
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Script Preparation code:
var arr1 = Array(10_000).fill({test: 'test'}) var arr2 = Array(11_000).fill({test: 'test'}) var arr3 = [arr1, arr2]
Tests:
reduce with concat
arr3.reduce((acc, x) => [...acc, ...x], [])
flatMap
arr3.flatMap(x => [...x])
Rendered benchmark preparation results:
Suite status:
<idle, ready to run>
Run tests (2)
Previous results
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Test case name
Result
reduce with concat
flatMap
Fastest:
N/A
Slowest:
N/A
Latest run results:
Run details:
(Test run date:
one year ago
)
User agent:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36
Browser/OS:
Chrome 131 on Mac OS X 10.15.7
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Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=599846" width="100%" height="500px"></iframe>
Test name
Executions per second
reduce with concat
3964.3 Ops/sec
flatMap
1760.4 Ops/sec
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